• 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
  • 2°C
    Sierra Designs Cloud 800 35 Degree Down Sleeping Bag Sierra Designs Cloud 800 35 Degree Down Sleeping Bag

    Sierra Designs

    Cloud 800 35 Degree Down Sleeping Bag

    Weighs
    654g
    Weighs:
    654g (Regular)
    Comfort Limit:
    2°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    268g (based on regular size)
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    No Zip

    UOG TOP PICK - Sierra Designs Cloud 800 35 Sleeping Bag - If you don’t want the restriction imposed by a zipped bag and don’t fancy a quilt because you move around too much at night then the Cloud 800 bags deliver unrestricted rest when y…

    From: £239.99
    RRP: £284.99 | Save: £45.00
  • -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
  • 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
  • 0°C
    Neutrino 0C / 32F Down Sleeping Bag Neutrino 0C / 32F Down Sleeping Bag

    Rab

    Neutrino 0C / 32F Down Sleeping Bag

    Weighs
    734g
    Weighs:
    734g (Regular)
    Comfort Limit:
    0°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    200g
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    The Rab Neutrino 0C / 32F delivers dependable three-season 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: £329.99
    RRP: £369.99 | Save: £40.00
  • -3°C
    Sierra Designs Womens Cloud 800 20 Degree Down Sleeping Bag Sierra Designs Womens Cloud 800 20 Degree Down Sleeping Bag

    Sierra Designs

    Womens Cloud 800 20 Degree Down Sleeping Bag

    Weighs
    826g
    Weighs:
    826g (Regular)
    Comfort Limit:
    -3°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    419g (based on regular size)
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    No Zip

    UOG TOP PICK - Sierra Designs Womens Cloud 800 20 Sleeping Bag - If you don’t want the restriction imposed by a zipped bag and don’t fancy a quilt because you move around too much at night then the Cloud 800 bags deliver unrestricted rest…

    £299.99
    RRP: £329.99 | Save: £30.00
  • -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
  • -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
  • -3°C
    Sierra Designs Cloud 800 20 Degree Down Sleeping Bag Sierra Designs Cloud 800 20 Degree Down Sleeping Bag

    Sierra Designs

    Cloud 800 20 Degree Down Sleeping Bag

    Weighs
    850g
    Weighs:
    850g (Regular)
    Comfort Limit:
    -3°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    419g (based on regular size)
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    No Zip

    UOG TOP PICK - Sierra Designs Cloud 800 20 Sleeping Bag - If you don’t want the restriction imposed by a zipped bag and don’t fancy a quilt because you move around too much at night then the Cloud 800 bags deliver unrestricted rest when y…

    From: £289.99
    RRP: £314.99 | Save: £25.00
  • -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
  • -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
  • -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
  • -2°C
    Sierra Designs Womens Nitro 800 20 Degree Down Sleeping Bag Sierra Designs Womens Nitro 800 20 Degree Down Sleeping Bag

    Sierra Designs

    Womens Nitro 800 20 Degree Down Sleeping Bag

    Weighs
    1004g
    Weighs:
    1004g (Regular)
    Comfort Limit:
    -2°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    418g
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Right 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…

    £284.99
    RRP: £334.99 | Save: £50.00
  • -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
  • -12C
    Womens Neutrino -12C / 10F Down Sleeping Bag Womens Neutrino -12C / 10F Down Sleeping Bag

    Rab

    Womens Neutrino -12C / 10F Down Sleeping Bag

    Weighs
    1027g
    Weighs:
    1027g (Regular)
    Comfort Limit:
    -12C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    600g
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    The Rab Women's Neutrino-12C / 10F 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 …

    From: £509.99
    RRP: £569.99 | Save: £60.00
  • -12C
    Neutrino -12C / 10F Down Sleeping Bag Neutrino -12C / 10F Down Sleeping Bag

    Rab

    Neutrino -12C / 10F Down Sleeping Bag

    Weighs
    1119g
    Weighs:
    1119g (Regular)
    Comfort Limit:
    -12C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    600g
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    The Rab Neutrino 12C / 10F 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 ther…

    From: £509.99
    RRP: £569.99 | Save: £60.00
  • -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
  • -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
  • -18C
    Neutrino -18C / 0F Down Sleeping Bag Neutrino -18C / 0F Down Sleeping Bag

    Rab

    Neutrino -18C / 0F Down Sleeping Bag

    Weighs
    1267g
    Weighs:
    1267g (Regular)
    Comfort Limit:
    -18C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    800g
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    The Rab Neutrino 18C / 0F delivers dependable extreme 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: £599.99
    RRP: £669.99 | Save: £70.00
  • -19°C
    Rab Womens Andes Infinium 800 Down Sleeping Bag Rab Womens Andes Infinium 800 Down Sleeping Bag

    Rab

    Womens Andes Infinium 800 Down Sleeping Bag

    Weighs
    1361g
    Weighs:
    1361g (Regular)
    Comfort Limit:
    -19°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

    UOG TOP PICK—Rab's Andes Infinium bags are their Expedition class bags, filled with premium 800 Fill Power down contained within trapezoidal boxwall baffles with a differential cut to eliminate cold spots. The use of the impressive TILT technol…

    £634.99
    RRP: £849.99 | Save: £215.00
  • -23C
    Womens Andes Windstopper 800 Down Sleeping Bag Womens Andes Windstopper 800 Down Sleeping Bag

    Rab

    Womens Andes Windstopper 800 Down Sleeping Bag

    Weighs
    1383g
    Weighs:
    1383g (Regular)
    Comfort Limit:
    -23C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    800g
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    Maximum warmth and protection for extreme cold conditions Rab says:  Your refuge from arctic temperatures and cloudless nights at altitude, the Andes Windstopper sleeping bag is packed with cutting-edge tech to keep you warm. It combines...

    £759.99
    RRP: £849.99 | Save: £90.00
  • -23C
    Andes Windstopper 800 Down Sleeping Bag Andes Windstopper 800 Down Sleeping Bag

    Rab

    Andes Windstopper 800 Down Sleeping Bag

    Weighs
    1389g
    Weighs:
    1389g (Regular)
    Comfort Limit:
    -23C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    800g
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    Maximum warmth and protection for extreme cold conditions Rab says:  Your refuge from arctic temperatures and cloudless nights at altitude, the Andes Windstopper sleeping bag is packed with cutting-edge tech to keep you warm. It combines...

    £759.99
    RRP: £849.99 | Save: £90.00
  • -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
  • -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
  • -18°C
    Sonic 0 Down Sleeping Bag Sonic 0 Down Sleeping Bag

    Nemo

    Sonic 0 Down Sleeping Bag

    Weighs
    1544g
    Weighs:
    1544g (Regular)
    Comfort Limit:
    -18°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    790g
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    790g
    Zip Position:
    Left Zip

    A cold weather bag packed with high-quality down and technical features to keep you warm throughout the night. Nemo says:  Built to be the only bag you need from -20°F to 40°F, we’ve updated our Backpacker Editors’ Choice...

    From: £519.99
    RRP: £599.99 | Save: £80.00
  • -28C
    Andes Windstopper 1000 Down Sleeping Bag Andes Windstopper 1000 Down Sleeping Bag

    Rab

    Andes Windstopper 1000 Down Sleeping Bag

    Weighs
    1633g
    Weighs:
    1633g (Regular)
    Comfort Limit:
    -28C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    1000g
    Fill Power:
    800
    Down Treatment:
    Hydrophobic
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    Maximum warmth and protection for extreme cold conditions Rab says:  Your refuge from arctic temperatures and cloudless nights at altitude, the Andes Windstopper sleeping bag is packed with cutting-edge tech to keep you warm. It combines...

    £799.99
    RRP: £899.99 | Save: £100.00

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.