• 4°C
    Sea to Summit Womens Spark 7C/45F Down Sleeping Bag Sea to Summit Womens Spark 7C/45F Down Sleeping Bag

    Sea to Summit

    Womens Spark 7C/45F Down Sleeping Bag

    Weighs
    411g
    Weighs:
    411g (Regular)
    Comfort Limit:
    4°C
    Type:
    Mummy
    Insulation Type:
    Down
    Down Treatment:
    Hydrophobic
    Fill Weight:
    200g (based on regular size)
    Fill Power:
    850
    Zip Length:
    1/2 Length
    Zip Position:
    Right Zip

    Sea to Summit have redesigned its renowned Spark sleeping bag line, featuring high-quality materials and ethically sourced down. Now featuring waterproof material at the hood and foot box for increased protection from condensation. Sea to Summit...

    From: £254.99
    RRP: £299.99 | Save: £45.00
  • -1°C
    Sea to Summit Womens Spark -1C/30F Down Sleeping Bag Sea to Summit Womens Spark -1C/30F Down Sleeping Bag

    Sea to Summit

    Womens Spark -1C/30F Down Sleeping Bag

    Weighs
    591g
    Weighs:
    591g (Regular)
    Comfort Limit:
    -1°C
    Type:
    Mummy
    Insulation Type:
    Down
    Down Treatment:
    Hydrophobic
    Fill Weight:
    375g (based on regular size)
    Fill Power:
    850
    Zip Length:
    1/2 Length
    Zip Position:
    Right Zip

    UOG TOP PICK—Sea to Summit has redesigned its renowned Spark sleeping bag line, featuring high-quality materials and ethically sourced down. The hood and foot box now feature waterproof material for increased protection from condensation. Sea t…

    From: £339.99
    RRP: £399.99 | Save: £60.00
  • -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
    Fill Power:
    700
    Fill Weight:
    367g (based on size Regular)
    Down Treatment:
    Standard
    Comfort Limit:
    -6°C
    Insulation Type:
    Down
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip
    Type:
    Mummy

    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
  • -2°C
    Sea to Summit Womens Ascent -1C Down Sleeping Bag Sea to Summit Womens Ascent -1C Down Sleeping Bag

    Sea to Summit

    Womens Ascent -1C Down Sleeping Bag

    Weighs
    895g
    Weighs:
    895g (Regular)
    Comfort Limit:
    -2°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    459g (based on regular size)
    Fill Power:
    750
    Down Treatment:
    Hydrophobic
    Zip Length:
    Full Length
    Zip Position:
    Left Zip

    UOG TOP PICK—The Sea to Summit Ascent is a lightweight sleeping bag ideal for three seasons. Its 750+ fill power of responsibly sourced duck down provides warmth and is treated to maintain performance in damp conditions. It is a fantastic all-r…

    From: £324.99
    RRP: £384.99 | Save: £60.00
  • -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
  • -11°C
    Mountain Equipment 2022 Womens Helium 600 Down Sleeping Bag Mountain Equipment 2022 Womens Helium 600 Down Sleeping Bag

    Mountain Equipment

    Womens Helium 600 Down Sleeping Bag

    Weighs
    948g
    Weighs:
    948g
    Fill Power:
    700
    Fill Weight:
    547g (based on size Regular)
    Down Treatment:
    Standard
    Comfort Limit:
    -11°C
    Insulation Type:
    Down
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip
    Type:
    Mummy

    Mountain Equipment's Women’s Helium 600 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. Mount…

    From: £299.99
    RRP: £349.99 | Save: £50.00
  • 2°C
    Womens Forte 35 Synthetic Sleeping Bag Womens Forte 35 Synthetic Sleeping Bag

    Nemo

    Womens Forte 35 Synthetic Sleeping Bag

    Weighs
    1252g
    Weighs:
    1252g (Regular Size)
    Comfort Limit:
    2°C
    Insulation Type:
    Synthetic
    Zip Length:
    Full Length
    Zip Position:
    Right Zip
    Type:
    Wide

    This spoon-shaped backpacking bag is designed for side sleepers, with generous room at elbows and knees, and allows for maximum temperature regulation with Nemo's award-winning Thermo Gills feature. Nemo says:  Seventy percent of people sleep on…

    From: £164.99
    RRP: £179.99 | Save: £15.00
  • -1°C
    Sea to Summit Womens Hamelin -1C/30F Synthetic Sleeping Bag Sea to Summit Womens Hamelin -1C/30F Synthetic Sleeping Bag

    Sea to Summit

    Womens Hamelin -1C/30F Synthetic Sleeping Bag

    Weighs
    1479g
    Weighs:
    1479g (Regular)
    Comfort Limit:
    -1°C
    Type:
    Mummy
    Insulation Type:
    Synthetic
    Zip Length:
    Full Length
    Zip Position:
    Left Zip

    Versatile, roomy, and reliably warm. Sea to Summit says:  A women’s-specific backpack-capable sleeping bag that provides a higher level of comfort than unisex mummy bags. The higher weight compared to a down bag is balanced by the benefits…

    From: £154.99
    RRP: £169.99 | Save: £15.00
  • -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
  • -9°C
    Sea to Summit Womens Hamelin -9C/15F Synthetic Sleeping Bag Sea to Summit Womens Hamelin -9C/15F Synthetic Sleeping Bag

    Sea to Summit

    Womens Hamelin -9C/15F Synthetic Sleeping Bag

    Weighs
    1953g
    Weighs:
    1953g (Regular)
    Comfort Limit:
    -9°C
    Type:
    Mummy
    Insulation Type:
    Synthetic
    Zip Length:
    Full Length
    Zip Position:
    Right Zip

    Versatile, roomy, and reliably warm. Sea to Summit says:  A backpack-capable sleeping bag with a higher level of comfort than traditional mummy bags. For a few extra grams and larger packed size, Hamelin brings the benefits of synthetic insulati…

    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. Evri Standard (2-4 Working Days) Delivery for UK orders.