• -6°c
    Thermarest Hyperion 20 UL Down Sleeping Bag Thermarest Hyperion 20 UL Down Sleeping Bag

    Thermarest

    Hyperion 20 UL Down Sleeping Bag

    Weighs
    594g
    Weighs:
    594g (Regular)
    Comfort Limit:
    -6°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    345g (based on regular size)
    Fill Power:
    900
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    UOG TOP PICK - Thermarest Hyperion 45, 32, 20 Sleeping Bags - these three bags cover from +7C to -6C and use 900+ Fill Power down, there are some effective features that make these bags stand out from the crowd. Ultralight and packable mummy sleeping…

    From: £420.99
    RRP: £494.99 | Save: £74.00
  • 2°C
    Mountain Equipment 2022 Womens Helium 250 Down Sleeping Bag Mountain Equipment 2022 Womens Helium 250 Down Sleeping Bag

    Mountain Equipment

    Womens Helium 250 Down Sleeping Bag

    Weighs
    617g
    Weighs:
    617g (Regular)
    Comfort Limit:
    2°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    242g (based on regular size)
    Fill Power:
    700
    Down Treatment:
    Standard
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    Mountain Equipment's Women's Helium 250 sleeping bag is from their 'Women's Helium' series of bags which hit a sweetspot for trekking and backpacking, very technical with high warmth to weight ratios they are many hikers 'goto' bag. Mountain Equipmen…

    From: £209.99
    RRP: £249.99 | Save: £40.00
  • 3°C
    Sierra Designs Nitro 800 35 Degree Down Sleeping Bag Sierra Designs Nitro 800 35 Degree Down Sleeping Bag

    Sierra Designs

    Nitro 800 35 Degree Down Sleeping Bag

    Weighs
    642g
    Weighs:
    642g (Regular)
    Comfort Limit:
    3°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    800g (based on regular size)
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    The Nitro 800 is a lightweight, warm bag designed around the traditional mummy bag but with a few unique features that make Sierra Designs bags stand out. Great value for a bag with this much going on. Sierra Designs says A lightweight mummy with so…

    From: £219.99
    RRP: £259.99 | Save: £40.00
  • 6°C
    Radeon 6C / 43F Synthetic Sleeping Bag Radeon 6C / 43F Synthetic Sleeping Bag

    Rab

    Radeon 6C / 43F Synthetic Sleeping Bag

    Weighs
    651g
    Weighs:
    651g (Regular)
    Comfort Limit:
    6°C
    Type:
    Mummy
    Insulation Type:
    Synthetic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    The Rab Radeon 6C / 43F delivers reliable warm-weather performance with a focus on durability and moisture resistance. Rab says:  Hardwearing, warm, and dependable, the Radeon offers comfort that endures through changeable weather and long-dista…

    From: £109.99
    RRP: £119.99 | Save: £10.00
  • -1°C
    Helium 300 LHZ Down Sleeping Bag Helium 300 LHZ Down Sleeping Bag

    Mont Adventure Equipment

    Helium 300 LHZ Down Sleeping Bag

    Weighs
    684g
    Weighs:
    684g (Regular)
    Comfort Limit:
    -1°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Right Zip
    Fill Weight:
    300g

    If super lightweight walking or ski touring is the thing for you then the Mont Helium 300 down sleeping bag is an ideal choice. Impressively light, surprisingly compact and exceptionally warm by way of 800+ loft down. Mont Adventure Equipment...

    From: £389.99
    RRP: £389.99
  • 2°C
    Mountain Equipment 2022 Helium 250 Down Sleeping Bag Mountain Equipment 2022 Helium 250 Down Sleeping Bag

    Mountain Equipment

    Helium 250 Down Sleeping Bag

    Weighs
    706g
    Weighs:
    706g (Regular)
    Comfort Limit:
    2°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    261g (based on regular size)
    Fill Power:
    700
    Down Treatment:
    Standard
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    Mountain Equipment's Helium 250 sleeping bag is from their Helium series of bags which hit a sweetspot for trekking and backpacking, very technical with high warmth to weight ratios they are many hikers 'goto' bag. Mountain Equipment says: Weighing l…

    From: £209.99
    RRP: £249.99 | Save: £40.00
  • 3ºC
    Coda 25/35 Down Sleeping Bag Coda 25/35 Down Sleeping Bag

    Nemo

    Coda 25/35 Down Sleeping Bag

    Weighs
    709g
    Weighs:
    709g (Regular)
    Comfort Limit:
    3ºC
    Type:
    Mummy
    Fill Weight:
    323g (based on regular size)
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Centre Zip

    The Nemo Coda sleeping bag uses fewer materials without sacrificing warmth or comfort. It is suitable for three seasons and provides excellent warmth with RDS-certified down insulation. Nemo says:  With NEMO’s signature quality and innovat…

    From: £264.99
    RRP: £379.99 | Save: £115.00
  • 2°C
    Mountain Equipment Helium GT 250 Down Sleeping Bag Mountain Equipment Helium GT 250 Down Sleeping Bag

    Mountain Equipment

    Helium GT 250 Down Sleeping Bag

    Weighs
    710g
    Weighs:
    710g (Regular)
    Comfort Limit:
    2°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    289g (based on regular size)
    Fill Power:
    700
    Down Treatment:
    Standard
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    UOG TOP PICK - Helium GT Series Sleeping Bags - Slightly oversized bags from Mountain Equipment bridge the gap between super slim ultralight bags and your bed at home – for those who like a bit more space but still want to go ultralight backpac…

    From: £239.99
    RRP: £279.99 | Save: £40.00
  • 6°C
    Mountain Equipment Womens Klimatic I Synthetic Sleeping Bag Mountain Equipment Womens Klimatic I Synthetic Sleeping Bag

    Mountain Equipment

    Womens Klimatic I Synthetic Sleeping Bag

    Weighs
    735g
    Weighs:
    735g (Regular)
    Comfort Limit:
    6°C
    Insulation Type:
    Synthetic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip
    Type:
    Mummy

    UOG TOP PICK: The Mountain Equipment Klimatic I Synthetic Sleeping Bag is eco-friendly, lightweight, and well-suited for summer camping. Made from 90% recycled insulation and 100% recycled fabrics, it features an Alpine fit, anatomically shaped hood,…

    From: £109.99
    RRP: £129.99 | Save: £20.00
  • 6°C
    Mountain Equipment Klimatic I Synthetic Sleeping Bag Mountain Equipment Klimatic I Synthetic Sleeping Bag

    Mountain Equipment

    Klimatic I Synthetic Sleeping Bag

    Weighs
    749g
    Weighs:
    749g (Regular)
    Comfort Limit:
    6°C
    Insulation Type:
    Synthetic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip
    Type:
    Mummy

    UOG TOP PICK: The Mountain Equipment Klimatic I Synthetic Sleeping Bag is eco-friendly, lightweight, and well-suited for summer camping. Made from 90% recycled insulation and 100% recycled fabrics, it features an Alpine fit, anatomically shaped hood,…

    From: £109.99
    RRP: £129.99 | Save: £20.00
  • -3.3°C
    Sierra Designs Get Down 35 Down Sleeping Bag Sierra Designs Get Down 35 Down Sleeping Bag

    Sierra Designs

    Get Down 35 Down Sleeping Bag

    Weighs
    756g
    Weighs:
    756g (Regular)
    Comfort Limit:
    -3.3°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    340g (based on regular size)
    Fill Power:
    550
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    The Get Down is a great all offering from Sierra Designs in a simple, traditional mummy bag design. In order to provide excellent value for money the bag uses 550 fill power down and 20D fabrics to provide a -3.3°C Comfort Limit. Sierra Designs.…

    From: £189.99
    RRP: £199.99 | Save: £10.00
  • -6°C
    Mountain Equipment 2022 Womens Helium 400 Down Sleeping Bag Mountain Equipment 2022 Womens Helium 400 Down Sleeping Bag

    Mountain Equipment

    Womens Helium 400 Down Sleeping Bag

    Weighs
    762g
    Weighs:
    762g (Regular)
    Comfort Limit:
    -6°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    367g (based on regular size)
    Fill Power:
    700
    Down Treatment:
    Standard
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    Mountain Equipment's Women’s Helium 400 sleeping bag is from their 'Women’s Helium' series of bags which hit a sweetspot for trekking and backpacking, very technical with high warmth to weight ratios they are many hikers 'goto' bag Mounta…

    From: £254.99
    RRP: £299.99 | Save: £45.00
  • -8°C
    Sea to Summit Spark -9C/15F Down Sleeping Bag Sea to Summit Spark -9C/15F Down Sleeping Bag

    Sea to Summit

    Spark -9C/15F Down Sleeping Bag

    Weighs
    797g
    Weighs:
    797g (Regular)
    Comfort Limit:
    -8°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    480g (based on regular size)
    Fill Power:
    850
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    UOG TOP PICK—Sea to Summit have redesigned its renowned Spark sleeping bag line, featuring high-quality materials and ethically sourced down. The hood and foot box are now made of a waterproof material, providing enhanced protection against...

    From: £424.99
    RRP: £499.99 | Save: £75.00
  • -6°C
    Mountain Equipment 2022 Helium 400 Down Sleeping Bag Mountain Equipment 2022 Helium 400 Down Sleeping Bag

    Mountain Equipment

    Helium 400 Down Sleeping Bag

    Weighs
    825g
    Weighs:
    825g (Regular)
    Comfort Limit:
    -6°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    403g (based on regular size)
    Fill Power:
    700
    Down Treatment:
    Standard
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    Mountain Equipment's Helium 400 sleeping bag is from their Helium series of bags which hit a sweetspot for trekking and backpacking, very technical with high warmth to weight ratios they are many hikers 'goto' bag. Mountain Equipment says: An incredi…

    From: £254.99
    RRP: £299.99 | Save: £45.00
  • -7°C
    Helium 450 LHZ Down Sleeping Bag Helium 450 LHZ Down Sleeping Bag

    Mont Adventure Equipment

    Helium 450 LHZ Down Sleeping Bag

    Weighs
    829g
    Weighs:
    829g (Regular)
    Comfort Limit:
    -7°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    450
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Right Zip

    A 3 to 4 season ultralight down sleeping bag designed for minimum weight (only 1lb. 13.9oz!) & maximum versatility, the Helium 450 has proven popular with hikers in a range of climates from coastal walks to sub alpine elevations. Mont Adventure..…

    From: £459.99
    RRP: £459.99
  • 4°C
    2026 Greystone 30 Down Sleeping Bag 2026 Greystone 30 Down Sleeping Bag

    Big Agnes

    2026 Greystone 30 Down Sleeping Bag

    Weighs
    841g
    Weighs:
    841g (Regular)
    Comfort Limit:
    -2°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    340g (based on regular size)
    Fill Power:
    650
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    We're working out what we think - we'll add our view here!  Big Agnes says:  Ideal for backpacking but versatile enough for couch surfing, the Greystone is insulated with 650 Downtek™ PFC-Free, uses baffle construction for efficient h…

    £234.99
    RRP: £259.99 | Save: £25.00
  • -9°C
    Sierra Designs Nitro 800 20 Degree Down Sleeping Bag Sierra Designs Nitro 800 20 Degree Down Sleeping Bag

    Sierra Designs

    Nitro 800 20 Degree Down Sleeping Bag

    Weighs
    842g
    Weighs:
    842g (Regular)
    Comfort Limit:
    -9°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    418g
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    The Nitro 800 is a lightweight, warm bag designed around the traditional mummy bag but with a few unique features that make Sierra Designs bags stand out. Great value for a bag with this much going on. Sierra Designs says A lightweight mummy with so…

    From: £274.99
    RRP: £319.99 | Save: £45.00
  • -2°C
    Riff 30F Down Sleeping Bag Riff 30F Down Sleeping Bag

    Nemo

    Riff 30F Down Sleeping Bag

    Weighs
    857g
    Weighs:
    857g (Regular)
    Comfort Limit:
    -2°C
    Type:
    Mummy
    Fill Weight:
    295g (based on regular size)
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    Nemo's Riff 30F offers a lightweight package of spaciousness, premium materials, and warmth. Its Spoon shape provides freedom of movement for side sleepers, while 800-fill hydrophobic down insulates to a -1 °C rating. Nemo says:  A...

    From: £309.99
    RRP: £359.99 | Save: £50.00
  • 0°C
    Thermarest Questar 32 Down Sleeping Bag Thermarest Questar 32 Down Sleeping Bag

    Thermarest

    Questar 32 Down Sleeping Bag

    Weighs
    860g
    Weighs:
    860g (Regular)
    Comfort Limit:
    0°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    400g (based on regular size)
    Fill Power:
    650
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    For the comfort-conscious backpacker, the lightweight Thermarest Questar 32 Sleeping Bag blends comfort features with a backcountry-friendly packed size. Thermarest says: As the lightest bag in our award-winning Questar line, this bag makes the perf…

    From: £220.99
    RRP: £259.99 | Save: £39.00
  • -1°C
    2025 Disco 30F Down Sleeping Bag 2025 Disco 30F Down Sleeping Bag

    Nemo

    Disco 30F Down Sleeping Bag

    Weighs
    868g
    Weighs:
    868g (Regular)
    Comfort Limit:
    -1°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    320g
    Fill Power:
    650
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    Iconic comfort meets smart design in this roomy, down-filled classic for side sleepers and restless campers. Nemo says:  The reigning favorite down bag for backpackers, Disco™ features the best-of-all-worlds Classic Spoon® silhouette f…

    From: £254.99
    RRP: £279.99 | Save: £25.00
  • 0C
    Alpine 0C / 32F Down Sleeping Bag Alpine 0C / 32F Down Sleeping Bag

    Rab

    Alpine 0C / 32F Down Sleeping Bag

    Weighs
    884g
    Weighs:
    884g (Regular)
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    285g
    Fill Power:
    650
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    We're working out what we think - we'll add our view here!  Rab says:  Slim-fitting, technical down sleeping bag blending comfort, packability, and performance. Built with 650FP duck down and L.O.F.T™ baffle construction to ensure gre…

    From: £259.99
    RRP: £289.99 | Save: £30.00
  • -6C
    Womens Neutrino -6C / 20F Down Sleeping Bag Womens Neutrino -6C / 20F Down Sleeping Bag

    Rab

    Womens Neutrino -6C / 20F Down Sleeping Bag

    Weighs
    889g
    Weighs:
    889g (Regular)
    Comfort Limit:
    -6C
    Insulation Type:
    Down
    Fill Weight:
    400g
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip
    Type:
    Mummy

    The Rab Women's Neutrino-6C / 20F delivers dependable cold-weather performance with a balanced focus on warmth, comfort, and durability. Rab says:  There are endless alpine landscapes waiting to be explored, and this is the sleeping bag to get y…

    From: £419.99
    RRP: £469.99 | Save: £50.00
  • -6C
    Neutrino -6C / 20F Down Sleeping Bag Neutrino -6C / 20F Down Sleeping Bag

    Rab

    Neutrino -6C / 20F Down Sleeping Bag

    Weighs
    898g
    Weighs:
    898g (Regular)
    Comfort Limit:
    -6C
    Insulation Type:
    Down
    Fill Weight:
    400g
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip
    Type:
    Mummy

    The Rab Neutrino 6C / 20F delivers dependable cold-weather performance with a balanced focus on warmth, comfort, and durability. Rab says:  There are endless alpine landscapes waiting to be explored, and this is the sleeping bag to get you there…

    From: £419.99
    RRP: £469.99 | Save: £50.00
  • -1°C
    Mountain Equipment Womens Klimatic II Synthetic Sleeping Bag Mountain Equipment Womens Klimatic II Synthetic Sleeping Bag

    Mountain Equipment

    Womens Klimatic II Synthetic Sleeping Bag

    Weighs
    917g
    Weighs:
    917g (Regular)
    Comfort Limit:
    -1°C
    Type:
    Mummy
    Insulation Type:
    Synthetic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    The Mountain Equipment Klimatic II is an eco-friendly sleeping bag for backpackers and trekkers in cooler climates. It features 90% recycled insulation and 100% recycled fabrics. Mountain Equipment says:  Ideally suited to spring and summer use…

    From: £124.99
    RRP: £139.99 | Save: £15.00
  • -8.3°C
    Sierra Designs Get Down 20 Down Sleeping Bag Sierra Designs Get Down 20 Down Sleeping Bag

    Sierra Designs

    Get Down 20 Down Sleeping Bag

    Weighs
    932g
    Weighs:
    932g (Regular)
    Comfort Limit:
    -8.3°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    510g (based on regular size)
    Fill Power:
    550
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    The Get Down is a great all offering from Sierra Designs in a simple, traditional mummy bag design. In order to provide excellent value for money the bag uses 550 fill power down and 20D fabrics to provide a -8.3°C Comfort Limit. Sierra Designs.…

    From: £204.99
    RRP: £214.99 | Save: £10.00
  • -1°C
    Anthracite 30 Synthetic Sleeping Bag Anthracite 30 Synthetic Sleeping Bag

    Big Agnes

    Anthracite 30 Synthetic Sleeping Bag

    Weighs
    934g
    Weighs:
    934g (Regular)
    Comfort Limit:
    -1°C
    Type:
    Mummy
    Insulation Type:
    Synthetic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    We're working out what we think - we'll add our view here!  Big Agnes says:  The Anthracite traditional mummy style sleeping bag is designed to provide superior rest after a long day spent outside. Stay cozy with Fireline™ Pro Eco...

    £134.99
    RRP: £149.99 | Save: £15.00
  • 0°C
    Ascent 0C / 32F Down Sleeping Bag Ascent 0C / 32F Down Sleeping Bag

    Rab

    Ascent 0C / 32F Down Sleeping Bag

    Weighs
    934g
    Weighs:
    934g (Regular)
    Comfort Limit:
    0°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    285g (based on regular size)
    Fill Power:
    650
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    We're working out what we think - we'll add our view here!  Rab says:  Versatile, reliable down-filled sleeping bag for regular use in mild conditions. Built to prioritise comfort with a wide mummy shape, roomy footbox, and sidewall baffles…

    From: £269.99
    RRP: £299.99 | Save: £30.00
  • 0°C
    Womens Radeon 0C / 32F Synthetic Sleeping Bag Womens Radeon 0C / 32F Synthetic Sleeping Bag

    Rab

    Womens Radeon 0C / 32F Synthetic Sleeping Bag

    Weighs
    938g
    Weighs:
    938g (Regular)
    Comfort Limit:
    0°C
    Type:
    Mummy
    Insulation Type:
    Synthetic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    The Rab Women's Radeon 0C / 32F delivers reliable three-season performance with a focus on durability and moisture resistance. Rab says:  Hardwearing, warm, and dependable, the Radeon offers comfort that endures through changeable weather and...

    From: £124.99
    RRP: £139.99 | Save: £15.00
  • -15C
    Sea to Summit Womens Spark -9C/15F Down Sleeping Bag Sea to Summit Womens Spark -9C/15F Down Sleeping Bag

    Sea to Summit

    Womens Spark -9C/15F Down Sleeping Bag

    Weighs
    947g
    Weighs:
    947g (Regular)
    Comfort Limit:
    -15C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    685g (based on regular size)
    Fill Power:
    850
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Right Zip

    UOG TOP PICK—Sea to Summit has redesigned its renowned Spark sleeping bag line, which features high-quality materials and is ethically sourced down. Now, it features waterproof material at the hood and foot box for increased protection from...

    From: £424.99
    RRP: £499.99 | Save: £75.00
  • -1°C
    Mountain Equipment Klimatic II Synthetic Sleeping Bag Mountain Equipment Klimatic II Synthetic Sleeping Bag

    Mountain Equipment

    Klimatic II Synthetic Sleeping Bag

    Weighs
    954g
    Weighs:
    954g (Regular)
    Comfort Limit:
    -1°C
    Type:
    Mummy
    Insulation Type:
    Synthetic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    The Mountain Equipment Klimatic II is an eco-friendly sleeping bag for backpackers and trekkers in cooler climates. It features 90% recycled insulation and 100% recycled fabrics. Mountain Equipment says:  Ideally suited to spring and summer use…

    From: £119.99
    RRP: £139.99 | Save: £20.00
  • -10°C
    Helium 600 LHZ Down Sleeping Bag Helium 600 LHZ Down Sleeping Bag

    Mont Adventure Equipment

    Helium 600 LHZ Down Sleeping Bag

    Weighs
    995g
    Weighs:
    995g (Regular)
    Comfort Limit:
    -10°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    600
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Right Zip

    If super lightweight walking or ski touring is the thing for you then the Mont Helium 600 down sleeping bag is an ideal choice. Impressively light, surprisingly compact and exceptionally warm by way of 800+ loft down. Mont Adventure Equipment...

    From: £519.99
    RRP: £519.99
  • -8°C
    Greystone 20 Down Sleeping Bag Greystone 20 Down Sleeping Bag

    Big Agnes

    Greystone 20 Down Sleeping Bag

    Weighs
    998g
    Weighs:
    998g (Regular)
    Comfort Limit:
    -8°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    480g (based on regular size)
    Fill Power:
    650
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    We're working out what we think - we'll add our view here!  Big Agnes says:  Ideal for backpacking but versatile enough for couch surfing, the Greystone is insulated with 650 Downtek™ PFC-Free, uses baffle construction for efficient h…

    £279.99
    RRP: £309.99 | Save: £30.00
  • -6°C
    Thermarest Questar 20 Down Sleeping Bag Thermarest Questar 20 Down Sleeping Bag

    Thermarest

    Questar 20 Down Sleeping Bag

    Weighs
    1002g
    Weighs:
    1002g (Regular)
    Comfort Limit:
    -6°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    540g (based on regular size)
    Fill Power:
    650
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    Dialed in for backpacking adventures, the fully-featured Questar 20 Sleeping Bag delivers three-season comfort with 650 fill Nikwax Hydrophobic Down. Thermarest says: This is the award-winning, feature-packed down bag you've always wanted. We've loa…

    From: £262.99
    RRP: £309.99 | Save: £47.00
  • 0°C
    Radeon 0C / 32F Synthetic Sleeping Bag Radeon 0C / 32F Synthetic Sleeping Bag

    Rab

    Radeon 0C / 32F Synthetic Sleeping Bag

    Weighs
    1005g
    Weighs:
    1005g (Regular)
    Comfort Limit:
    0°C
    Type:
    Mummy
    Insulation Type:
    Synthetic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    The Rab Radeon 0C / 32F delivers reliable three-season performance with a focus on durability and moisture resistance. Rab says:  Hardwearing, warm, and dependable, the Radeon offers comfort that endures through changeable weather and long-dista…

    From: £124.99
    RRP: £139.99 | Save: £15.00
  • -7°C
    Womens Riff 30F Down Sleeping Bag Womens Riff 30F Down Sleeping Bag

    Nemo

    Womens Riff 30F Down Sleeping Bag

    Weighs
    1015g
    Weighs:
    1015g (Regular)
    Comfort Limit:
    -7°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    455g
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Right Zip

    Nemo's Riff 30F offers a lightweight package of spaciousness, premium materials, and warmth. Its Spoon shape provides freedom of movement for side sleepers, while 800-fill hydrophobic down insulates to a -1 °C rating. The ThermoGill venting syste…

    From: £334.99
    RRP: £359.99 | Save: £25.00
  • -6C
    Womens Alpine -6C / 20F Down Sleeping Bag Womens Alpine -6C / 20F Down Sleeping Bag

    Rab

    Womens Alpine -6C / 20F Down Sleeping Bag

    Weighs
    1064g
    Weighs:
    1064g (Regular)
    Comfort Limit:
    -6C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    480g
    Fill Power:
    650
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    We're working out what we think - we'll add our view here!  Rab says:  Slim-fitting, technical down sleeping bag blending comfort, packability, and performance. Built with 650FP duck down and L.O.F.T™ baffle construction to ensure gre…

    From: £284.99
    RRP: £319.99 | Save: £35.00
  • -6C
    Womens Ascent -6C / 20F Down Sleeping Bag Womens Ascent -6C / 20F Down Sleeping Bag

    Rab

    Womens Ascent -6C / 20F Down Sleeping Bag

    Weighs
    1106g
    Weighs:
    1106g (Regular)
    Comfort Limit:
    -6C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    480g
    Fill Power:
    650
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    We're working out what we think - we'll add our view here!  Rab says:  Versatile, reliable down-filled sleeping bag for regular mountain use. Built to prioritise comfort with a wide mummy shape, roomy footbox, and sidewall baffles, it's per…

    From: £294.99
    RRP: £329.99 | Save: £35.00
  • -6C
    Alpine -6C / 20F Down Sleeping Bag Alpine -6C / 20F Down Sleeping Bag

    Rab

    Alpine -6C / 20F Down Sleeping Bag

    Weighs
    1110g
    Weighs:
    1110g (Regular)
    Comfort Limit:
    -6C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    480g
    Fill Power:
    650
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    We're working out what we think - we'll add our view here!  Rab says:  Slim-fitting, technical down sleeping bag blending comfort, packability, and performance. Built with 650FP duck down and L.O.F.T™ baffle construction to ensure gre…

    From: £284.99
    RRP: £319.99 | Save: £35.00
  • -11°C
    Mountain Equipment Helium GT 600 Down Sleeping Bag Mountain Equipment Helium GT 600 Down Sleeping Bag

    Mountain Equipment

    Helium GT 600 Down Sleeping Bag

    Weighs
    1114g
    Weighs:
    1114g (Regular)
    Comfort Limit:
    -11°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    656g (based on regular size)
    Fill Power:
    700
    Down Treatment:
    Standard
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    UOG TOP PICK - Helium GT Series Sleeping Bags - Slightly oversized bags from Mountain Equipment bridge the gap between super slim ultralight bags and your bed at home – for those who like a bit more space but still want to go ultralight backpac…

    From: £324.99
    RRP: £379.99 | Save: £55.00
  • -18°C
    Sea to Summit Spark -18C/0F Down Sleeping Bag Sea to Summit Spark -18C/0F Down Sleeping Bag

    Sea to Summit

    Spark -18C/0F Down Sleeping Bag

    Weighs
    1118g
    Weighs:
    1118g (Regular)
    Comfort Limit:
    -18°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    840g (based on regular size)
    Fill Power:
    850
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    UOG TOP PICK—Sea to Summit has redesigned its renowned Spark sleeping bag line, which features high-quality materials and is ethically sourced down. Now, it features waterproof material at the hood and foot box for increased protection from...

    From: £544.99
    RRP: £644.99 | Save: £100.00
  • -7ºC
    Coda 10/20 Down Sleeping Bag Coda 10/20 Down Sleeping Bag

    Nemo

    Coda 10/20 Down Sleeping Bag

    Weighs
    1124g
    Weighs:
    1124g (Regular)
    Comfort Limit:
    -7ºC
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    690g
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Centre Zip

    The Nemo Coda 10/20 Down Sleeping Bag exemplifies ultralight innovation and sustainability, making it a prime choice for serious backpackers. With its sleek, tapered mummy design, the Coda maximises efficiency by eliminating unnecessary material and.…

    From: £299.99
    RRP: £419.99 | Save: £120.00
  • -8ºC
    Riff 15F Down Sleeping Bag Riff 15F Down Sleeping Bag

    Nemo

    Riff 15F Down Sleeping Bag

    Weighs
    1126g
    Weighs:
    1126g (Regular)
    Comfort Limit:
    -8°C
    Type:
    Mummy
    Fill Weight:
    540g (based on regular size)
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Right Zip

    Nemo's Riff 15F provides much-needed space for restless sleepers without adding weight. The premium down and ventilation system ensures warmth and comfort. The durable construction and packability make it an excellent choice for ultralight backpackin…

    From: £339.99
    RRP: £399.99 | Save: £60.00
  • -6C
    Ascent -6C / 20F Down Sleeping Bag Ascent -6C / 20F Down Sleeping Bag

    Rab

    Ascent -6C / 20F Down Sleeping Bag

    Weighs
    1145g
    Weighs:
    1145g (Regular)
    Comfort Limit:
    -6C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    480g
    Fill Power:
    650
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    We're working out what we think - we'll add our view here!  Rab says:  Versatile, reliable down-filled sleeping bag for regular mountain use. Built to prioritise comfort with a wide mummy shape, roomy footbox, and sidewall baffles, it's per…

    From: £294.99
    RRP: £329.99 | Save: £35.00
  • -6°C
    2025 Womens Disco 30F Down Sleeping Bag 2025 Womens Disco 30F Down Sleeping Bag

    Nemo

    Womens Disco 30F Down Sleeping Bag

    Weighs
    1148g
    Weighs:
    1148g (Regular)
    Comfort Limit:
    -6°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    465g (based on regular size)
    Fill Power:
    650
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Right Zip

    Iconic comfort meets smart design in this roomy, down-filled classic for side sleepers and restless campers. Nemo says:  The reigning favorite down bag for backpackers, Disco™ features the best-of-all-worlds Classic Spoon® silhouette f…

    From: £254.99
    RRP: £279.99 | Save: £25.00
  • -6°C
    Womens Radeon -6C / 20F Synthetic Sleeping Bag Womens Radeon -6C / 20F Synthetic Sleeping Bag

    Rab

    Womens Radeon -6C / 20F Synthetic Sleeping Bag

    Weighs
    1203g
    Weighs:
    1203g (Regular)
    Comfort Limit:
    -6°C
    Type:
    Mummy
    Insulation Type:
    Synthetic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    The Rab Women's Radeon -6C / 20F delivers reliable cold-weather performance with a focus on durability and moisture resistance. Rab says:  Hardwearing, warm, and dependable, the Radeon offers comfort that endures through changeable weather and..…

    From: £154.99
    RRP: £169.99 | Save: £15.00
  • -15°C
    Mountain Equipment 2022 Helium 800 Down Sleeping Bag Mountain Equipment 2022 Helium 800 Down Sleeping Bag

    Mountain Equipment

    Helium 800 Down Sleeping Bag

    Weighs
    1215g
    Weighs:
    1215g (Regular)
    Comfort Limit:
    -15°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    795g (based on regular size)
    Fill Power:
    700
    Down Treatment:
    Standard
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    Mountain Equipment's Helium 800 sleeping bag is from their Helium series of bags which hit a sweetspot for trekking and backpacking, very technical with high warmth to weight ratios they are many hikers 'goto' bag. Mountain Equipment says: Perfect fo…

    From: £339.99
    RRP: £399.99 | Save: £60.00
  • -9°C
    Sierra Designs Nitro 800 0 Degree Down Sleeping Bag Sierra Designs Nitro 800 0 Degree Down Sleeping Bag

    Sierra Designs

    Nitro 800 0 Degree Down Sleeping Bag

    Weighs
    1220g
    Weighs:
    1220g (Regular)
    Comfort Limit:
    -9°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    736g
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    The Nitro 800 is a lightweight, warm bag designed around the traditional mummy bag but with a few unique features that make Sierra Designs bags stand out. Great value for a bag with this much going on. Sierra Designs says Simple construction and a..…

    From: £344.99
    RRP: £384.99 | Save: £40.00
  • -8°C
    Anthracite 20 Synthetic Sleeping Bag Anthracite 20 Synthetic Sleeping Bag

    Big Agnes

    Anthracite 20 Synthetic Sleeping Bag

    Weighs
    1221g
    Weighs:
    1221g (Regular)
    Comfort Limit:
    -8°C
    Type:
    Mummy
    Insulation Type:
    Synthetic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    We're working out what we think - we'll add our view here!  Big Agnes says:  The Anthracite traditional mummy style sleeping bag is designed to provide superior rest after a long day spent outside. Stay cozy with Fireline™ Pro Eco...

    £154.99
    RRP: £169.99 | Save: £15.00
  • -9°C
    2025 Disco 15F Down Sleeping Bag 2025 Disco 15F Down Sleeping Bag

    Nemo

    Disco 15F Down Sleeping Bag

    Weighs
    1243g
    Weighs:
    1243g (Regular)
    Comfort Limit:
    -9°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    642g (based on regular size)
    Fill Power:
    650
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    Iconic comfort meets smart design in this roomy, down-filled classic for side sleepers and restless campers. Nemo says:  The reigning favorite down bag for backpackers, Disco™ features the best-of-all-worlds Classic Spoon® silhouette f…

    From: £289.99
    RRP: £319.99 | Save: £30.00
  • -5°C
    Mountain Equipment Klimatic III Synthetic Sleeping Bag Mountain Equipment Klimatic III Synthetic Sleeping Bag

    Mountain Equipment

    Klimatic III Synthetic Sleeping Bag

    Weighs
    1251g
    Weighs:
    1251g (Regular)
    Comfort Limit:
    -5°C
    Type:
    Mummy
    Insulation Type:
    Synthetic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    The Mountain Equipment Klimatic III is an eco-friendly sleeping bag for backpackers and trekkers in cooler climates. It features 90% recycled insulation and 100% recycled fabrics. Mountain Equipment says:  A warm and efficient bag using 90%...

    From: £129.99
    RRP: £149.99 | Save: £20.00
  • -12C
    Alpine -12C / 10F Down Sleeping Bag Alpine -12C / 10F Down Sleeping Bag

    Rab

    Alpine -12C / 10F Down Sleeping Bag

    Weighs
    1273g
    Weighs:
    1273g (Regular)
    Comfort Limit:
    -12C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    680g (based on regular size)
    Fill Power:
    650
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    We're working out what we think - we'll add our view here!  Rab says:  Slim-fitting, technical down sleeping bag blending comfort, packability, and performance. Built with 650FP duck down and L.O.F.T™ baffle construction to ensure gre…

    From: £309.99
    RRP: £349.99 | Save: £40.00
  • -6°C
    Radeon -6C / 20F Synthetic Sleeping Bag Radeon -6C / 20F Synthetic Sleeping Bag

    Rab

    Radeon -6C / 20F Synthetic Sleeping Bag

    Weighs
    1293g
    Weighs:
    1293g (Regular)
    Comfort Limit:
    -6°C
    Type:
    Mummy
    Insulation Type:
    Synthetic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    The Rab Radeon -6C / 20F delivers reliable cold-weather performance with a focus on durability and moisture resistance. Rab says:  Hardwearing, warm, and dependable, the Radeon offers comfort that endures through changeable weather and long-dist…

    From: £154.99
    RRP: £169.99 | Save: £15.00
  • -12C
    Ascent -12C / 10F Down Sleeping Bag Ascent -12C / 10F Down Sleeping Bag

    Rab

    Ascent -12C / 10F Down Sleeping Bag

    Weighs
    1376g
    Weighs:
    1376g (Regular)
    Comfort Limit:
    -12C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    680g (based on regular size)
    Fill Power:
    650
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    We're working out what we think - we'll add our view here!  Rab says:  Warm, robust, and reliable down-filled sleeping bag for regular mountain use. Built to prioritise comfort with a wide mummy shape, roomy footbox, and sidewall baffles, i…

    From: £319.99
    RRP: £359.99 | Save: £40.00
  • -12C
    Womens Ascent -12C / 10F Down Sleeping Bag Womens Ascent -12C / 10F Down Sleeping Bag

    Rab

    Womens Ascent -12C / 10F Down Sleeping Bag

    Weighs
    1389g
    Weighs:
    1389g (Regular)
    Comfort Limit:
    -12C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    680g (based on regular size)
    Fill Power:
    650
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    We're working out what we think - we'll add our view here!  Rab says:  Warm, robust, and reliable down-filled sleeping bag for regular mountain use. Built to prioritise comfort with a wide mummy shape, roomy footbox, and sidewall baffles, i…

    From: £319.99
    RRP: £359.99 | Save: £40.00
  • -15ºC
    Womens Riff 15F Down Sleeping Bag Womens Riff 15F Down Sleeping Bag

    Nemo

    Womens Riff 15F Down Sleeping Bag

    Weighs
    1455g
    Weighs:
    1455g (Regular)
    Comfort Limit:
    -15ºC
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    845g (based on regular size)
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    Nemo's Riff 15F provides much-needed space for restless sleepers without adding weight. The premium down and ventilation system ensures warmth and comfort. The durable construction and packability make it an excellent choice for ultralight backpackin…

    From: £339.99
    RRP: £399.99 | Save: £60.00
  • -16°C
    2025 Womens Disco 15F Down Sleeping Bag 2025 Womens Disco 15F Down Sleeping Bag

    Nemo

    Womens Disco 15F Down Sleeping Bag

    Weighs
    1498g
    Weighs:
    1498g (Regular)
    Comfort Limit:
    -16°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    910g (based on regular size)
    Fill Power:
    650
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Right Zip

    Iconic comfort meets smart design in this roomy, down-filled classic for side sleepers and restless campers. Nemo says:  The reigning favorite down bag for backpackers, Disco™ features the best-of-all-worlds Classic Spoon® silhouette f…

    From: £289.99
    RRP: £319.99 | Save: £30.00
  • -20°C
    Polar Ranger -20F/-30C Down Sleeping Bag Polar Ranger -20F/-30C Down Sleeping Bag

    Thermarest

    Polar Ranger -20F/-30C Down Sleeping Bag

    Weighs
    1538g
    Weighs:
    1538g (Regular)
    Comfort Limit:
    -20°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    970g (based on regular size)
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Centre Zip

    We're working out what we think - we'll add our view here!  Thermarest says:  The lightest, most feature-rich down sleeping bag for high-performance in the extreme cold. Designed in conjunction with renowned polar explorer Eric Larsen, the.…

    From: £704.99
    RRP: £829.99 | Save: £125.00
  • -12C
    Womens Radeon -12C / 10F Synthetic Sleeping Bag Womens Radeon -12C / 10F Synthetic Sleeping Bag

    Rab

    Womens Radeon -12C / 10F Synthetic Sleeping Bag

    Weighs
    1745g
    Weighs:
    1745g (Regular)
    Comfort Limit:
    -12C
    Type:
    Mummy
    Insulation Type:
    Synthetic
    Zip Length:
    3/4 Length
    Zip Position:
    Right Zip

    The Rab Women's Radeon -12C / 10F delivers reliable cold-weather performance with a focus on durability and moisture resistance. Rab says:  Hardwearing, warm, and dependable, the Radeon offers comfort that endures through changeable weather and.…

    From: £169.99
    RRP: £189.99 | Save: £20.00
  • -12C
    Radeon -12C / 10F Synthetic Sleeping Bag Radeon -12C / 10F Synthetic Sleeping Bag

    Rab

    Radeon -12C / 10F Synthetic Sleeping Bag

    Weighs
    1794g
    Weighs:
    1794g (Regular)
    Comfort Limit:
    -12C
    Type:
    Mummy
    Insulation Type:
    Synthetic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    The Rab Radeon -12C / 10F delivers reliable cold-weather performance with a focus on durability and moisture resistance. Rab says:  Hardwearing, warm, and dependable, the Radeon offers comfort that endures through changeable weather and...

    From: £169.99
    RRP: £189.99 | Save: £20.00

Shop our wide range of the lightest Sleeping Bags and Quilts available, we have Sleeping Bags from specialist lightweight suppliers such as Big Agnes, Nemo and Sierra Designs as well as 'lightest in class' bags from more established brands such as Rab, Mountain Equipment, Sea to Summit and Thermarest.  We also have a full range of Pillows, Sleeping Bag Liners and other Accessories for your sleep system.

 

We provide accurate weights & full technical specifications. Get our honest verdict on each item along with verified user reviews & in-depth reviews from members of our team and our partners at Trek Scotland. Free UK+EU Delivery on orders over £15.