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

    Sea to Summit

    Spark 7C/45F Down Sleeping Bag

    Weighs
    363g
    Weighs:
    363g (Regular)
    Comfort Limit:
    7°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    150g
    Fill Power:
    850
    Down Treatment:
    Hydrophobic
    Zip Length:
    1/2 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: £254.99
    RRP: £299.99 | Save: £45.00
  • 2°C
    Western Mountaineering FlyLite Down Sleeping Bag Western Mountaineering FlyLite Down Sleeping Bag

    Western Mountaineering

    FlyLite Down Sleeping Bag

    Weighs
    408g
    Weighs:
    408g (Regular)
    Comfort Limit:
    2°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    217g (based on regular size)
    Fill Power:
    850
    Down Treatment:
    Standard
    Zip Length:
    Short Zip
    Zip Position:
    Left Zip

    An ultralight weight sleeping bag that has a 2°C Comfort Limit and is ideal for fast and light adventures from late spring through to early autumn. Top quality construction as always from Western Mountaineering. Western Mountaineering says At ju…

    From: £579.99
    RRP: £679.99 | Save: £100.00
  • 7°C
    Western Mountaineering Everlite Sleeping Bag

    Western Mountaineering

    Everlite Sleeping Bag

    Weighs
    416g
    Weighs:
    416g (Regular)
    Comfort Limit:
    7°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    185g (based on size regular)
    Fill Power:
    850
    Down Treatment:
    Standard
    Zip Length:
    Full Length
    Zip Position:
    Left Zip

    The Western Mountaineering Everlite is a versatile, lightweight and compact mummy-cut sleeping bag, with a full length separating zipper. Western Mountaineering says When you need to extend the range of your sleeping bag system, play it safe and car…

    £474.99
    RRP: £509.99 | Save: £35.00
  • +2°C
    Western Mountaineering HighLite Sleeping Bag Western Mountaineering HighLite Sleeping Bag

    Western Mountaineering

    HighLite Sleeping Bag - Past Season

    Weighs
    455g
    Down Treatment:
    Standard
    Fill Power:
    850
    Fill Weight:
    225g (based on size Regular)
    Insulation Type:
    Down
    Weighs:
    455g (Regular)
    Comfort Limit:
    +2°C
    Zip Length:
    Short Zip
    Zip Position:
    Left Zip
    Type:
    Mummy

    Western Mountaineering down gear has an awesome reputation in the US and that reputation is beginning to build on this side of the pond. Very high quality materials design and construction results in the lightest bags available for a given warmth. ..…

    £414.99
    RRP: £529.99 | Save: £115.00
  • +2°C
    Western Mountaineering HighLite Sleeping Bag Western Mountaineering HighLite Sleeping Bag

    Western Mountaineering

    HighLite Sleeping Bag

    Weighs
    455g
    Weighs:
    455g (Regular)
    Comfort Limit:
    +2°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    225g (based on regular size)
    Fill Power:
    850
    Down Treatment:
    Standard
    Zip Length:
    Short Zip
    Zip Position:
    Left Zip

    Western Mountaineering down gear has an awesome reputation in the US and that reputation is beginning to build on this side of the pond. Very high quality materials design and construction results in the lightest bags available for a given warmth. ..…

    From: £499.99
    RRP: £584.99 | Save: £85.00
  • -1°C
    Sea to Summit Spark -1C/30F Down Sleeping Bag Sea to Summit Spark -1C/30F Down Sleeping Bag

    Sea to Summit

    Spark -1C/30F Down Sleeping Bag

    Weighs
    498g
    Weighs:
    498g (Regular)
    Comfort Limit:
    -1°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    265g (based on regular size)
    Fill Power:
    850
    Down Treatment:
    Hydrophobic
    Zip Length:
    1/2 Length
    Zip Position:
    Left 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
  • 0°C
    Western Mountaineering Summerlite Sleeping Bag

    Western Mountaineering

    Summerlite Sleeping Bag

    Weighs
    525g
    Weighs:
    525g (Regular)
    Comfort Limit:
    0°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    225g (based on regular size)
    Fill Power:
    850
    Down Treatment:
    Standard
    Zip Length:
    Full Length
    Zip Position:
    Left Zip

    Western Mountaineering down gear has an awesome reputation in the US and that reputation is beginning to build on this side of the pond. Very high quality materials design and construction results in the lightest bags available for a given warmth. ..…

    £604.99
    RRP: £674.99 | Save: £70.00
  • 1°C
    Ultra 0C 30F Down Sleeping Bag Ultra 0C 30F Down Sleeping Bag

    Exped

    Ultra 0C 30F Down Sleeping Bag

    Weighs
    606g
    Weighs:
    606g
    Comfort Limit:
    1°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    300g
    Fill Power:
    850
    Down Treatment:
    Standard
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    We're working out what we think - we'll add our view here!  Exped says:  The Ultra sleeping bag line uses first-class materials and high-quality down for uncompromising performance with minimum weight and packing volume. The Ultra 0 °C.…

    £284.99
    RRP: £314.99 | Save: £30.00
  • -4°C
    Currently out of stock
    Turbat Ultar Down Sleeping Bag Turbat Ultar Down Sleeping Bag

    Turbat

    Ultar Down Sleeping Bag

    Weighs
    701g
    Weighs:
    701g (Regular)
    Comfort Limit:
    -4°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    333g
    Fill Power:
    850
    Down Treatment:
    Standard
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    UOG TOP PICK: The Turbat Ultar Down Sleeping Bag combines innovative design with high-quality materials. It offers extraordinary warmth without compromising weight, making it ideal for backpackers and hikers. Standout features include easy one-handed…

    £274.99
    RRP: £337.99 | Save: £63.00
  • -4°C
    Fly Creek UL 25F Down Sleeping Bag Fly Creek UL 25F Down Sleeping Bag

    Big Agnes

    Fly Creek UL 25F Down Sleeping Bag

    Weighs
    702g
    Weighs:
    702g
    Comfort Limit:
    -4°C
    Insulation Type:
    Down
    Fill Weight:
    482g
    Fill Power:
    850
    Down Treatment:
    Hydrophobic
    Zip Length:
    1/2 Length
    Zip Position:
    Centre Zip
    Type:
    Mummy

    Redefine backcountry comfort with the Fly Creek UL 25, the ideal ultralight bag for all your minimalist adventures. Big Agnes says:  Premium materials, like ultralight NetPlus® fabric made from recycled fishing nets and high-quality 850-fill…

    From: £404.99
    RRP: £449.99 | Save: £45.00
  • -2°C
    Western Mountaineering Megalite Sleeping Bag

    Western Mountaineering

    Megalite Sleeping Bag - Past Season

    Weighs
    710g
    Down Treatment:
    Standard
    Fill Power:
    850
    Fill Weight:
    310g (based on size Regular)
    Insulation Type:
    Down
    Weighs:
    710g (Regular)
    Comfort Limit:
    -2°C
    Zip Length:
    Full Length
    Zip Position:
    Left Zip
    Type:
    Mummy

    Western Mountaineering down gear has an awesome reputation in the US and that reputation is beginning to build on this side of the pond. Very high quality materials design and construction results in the lightest bags available for a given warmth. ..…

    From: £544.99
    RRP: £679.99 | Save: £135.00
  • -2°C
    Western Mountaineering Megalite Sleeping Bag

    Western Mountaineering

    Megalite Sleeping Bag

    Weighs
    710g
    Weighs:
    710g (Regular)
    Comfort Limit:
    -2°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    310g (based on regular size)
    Fill Power:
    850
    Down Treatment:
    Standard
    Zip Length:
    Full Length
    Zip Position:
    Left Zip

    Western Mountaineering down gear has an awesome reputation in the US and that reputation is beginning to build on this side of the pond. Very high quality materials design and construction results in the lightest bags available for a given warmth. ..…

    £629.99
    RRP: £769.99 | Save: £140.00
  • -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
  • -7°C
    Western Mountaineering UltraLite Sleeping Bag

    Western Mountaineering

    UltraLite Sleeping Bag - Past Season

    Weighs
    820g
    Down Treatment:
    Standard
    Fill Power:
    850
    Fill Weight:
    455g (based on size Regular)
    Insulation Type:
    Down
    Weighs:
    820g (Regular)
    Comfort Limit:
    -7°C
    Zip Length:
    Full Length
    Zip Position:
    Left Zip
    Type:
    Mummy

    Western Mountaineering down gear has an awesome reputation in the US and that reputation is beginning to build on this side of the pond. Very high quality materials design and construction results in the lightest bags available for a given warmth. ..…

    £589.99
    RRP: £734.99 | Save: £145.00
  • -7°C
    Western Mountaineering UltraLite Sleeping Bag

    Western Mountaineering

    UltraLite Sleeping Bag

    Weighs
    820g
    Weighs:
    820g (Regular)
    Comfort Limit:
    -7°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    455g (based on regular size)
    Fill Power:
    850
    Down Treatment:
    Standard
    Zip Length:
    Full Length
    Zip Position:
    Left Zip

    Western Mountaineering down gear has an awesome reputation in the US and that reputation is beginning to build on this side of the pond. Very high quality materials design and construction results in the lightest bags available for a given warmth. ..…

    From: £704.99
    RRP: £829.99 | Save: £125.00
  • -4°C
    Ultra -5C 20F Down Sleeping Bag Ultra -5C 20F Down Sleeping Bag

    Exped

    Ultra -5C 20F Down Sleeping Bag

    Weighs
    840g
    Weighs:
    840g
    Comfort Limit:
    -4°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    500g
    Fill Power:
    850
    Down Treatment:
    Standard
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    We're working out what we think - we'll add our view here!  Exped says:  The Ultra sleeping bag line uses first-class materials and high-quality down for uncompromising performance with minimum weight and packing volume. The Ultra -5C 20F i…

    £314.99
    RRP: £349.99 | Save: £35.00
  • -4°C
    Western Mountaineering TerraLite Down Sleeping Bag

    Western Mountaineering

    TerraLite Down Sleeping Bag

    Weighs
    842g
    Weighs:
    842g (Regular)
    Comfort Limit:
    -4°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    510g
    Fill Power:
    850
    Down Treatment:
    Standard
    Zip Length:
    Full Length
    Zip Position:
    Left Zip

    The Western Mountaineering TerraLite offers a light weight spacious bag that can also serve as a quilt, so is a perfect choice for those looking for a warm and comfortable night's sleep, but still want to save the grams.   Western...

    From: £689.99
    RRP: £809.99 | Save: £120.00
  • -9°C
    Western Mountaineering Apache MF Sleeping Bag Western Mountaineering Apache MF Sleeping Bag

    Western Mountaineering

    Apache MF Sleeping Bag

    Weighs
    905g
    Weighs:
    905g (Regular)
    Comfort Limit:
    -9°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    540g (based on regular size)
    Fill Power:
    850
    Down Treatment:
    Standard
    Zip Length:
    Full Length
    Zip Position:
    Left Zip

    Western Mountaineering down gear has an awesome reputation in the US and that reputation is beginning to build on this side of the pond. Very high quality materials design and construction results in the lightest bags available for a given warmth...

    From: £639.99
    RRP: £779.99 | Save: £140.00
  • -7°C
    Western Mountaineering Alpinlite Sleeping Bag

    Western Mountaineering

    Alpinlite Sleeping Bag - Short

    Weighs
    922g
    Weighs:
    922g (Regular)
    Comfort Limit:
    -7°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    540g (based on regular size)
    Fill Power:
    850
    Down Treatment:
    Standard
    Zip Length:
    Full Length
    Zip Position:
    Left Zip

    The Alpinlite would be a good choice if you find standard mummy bags to be too restricting around the shoulders and foot. The continuous baffle means that down can be shifted from the bottom of the bag (where it can get crushed) to the top of the bag…

    £689.99
    RRP: £829.99 | Save: £140.00
  • -7°C
    Western Mountaineering Alpinlite Sleeping Bag

    Western Mountaineering

    Alpinlite Sleeping Bag

    Weighs
    922g
    Weighs:
    922g (Regular)
    Comfort Limit:
    -7°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    540g (based on regular size)
    Fill Power:
    850
    Down Treatment:
    Standard
    Zip Length:
    Full Length
    Zip Position:
    Left Zip

    The Alpinlite would be a good choice if you find standard mummy bags to be too restricting around the shoulders and foot. The continuous baffle means that down can be shifted from the bottom of the bag (where it can get crushed) to the top of the bag…

    From: £789.99
    RRP: £929.99 | Save: £140.00
  • -12°C
    Western Mountaineering VersaLite Sleeping Bag

    Western Mountaineering

    VersaLite Sleeping Bag

    Weighs
    982g
    Weighs:
    982g (Regular)
    Comfort Limit:
    -12°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    565g (based on regular size)
    Fill Power:
    850
    Down Treatment:
    Standard
    Zip Length:
    Full Length
    Zip Position:
    Left Zip

    Western Mountaineering down gear has an awesome reputation in the US and that reputation is beginning to build on this side of the pond. Very high quality materials design and construction results in the lightest bags available for a given warmth. ..…

    From: £824.99
    RRP: £969.99 | Save: £145.00
  • -8°C
    Ultra -10C 15F Down Sleeping Bag Ultra -10C 15F Down Sleeping Bag

    Exped

    Ultra -10C 15F Down Sleeping Bag

    Weighs
    1051g
    Weighs:
    1051g
    Comfort Limit:
    -8°C
    Type:
    Mummy
    Insulation Type:
    Down
    Fill Weight:
    700g
    Fill Power:
    850
    Down Treatment:
    Standard
    Zip Length:
    3/4 Length
    Zip Position:
    Left Zip

    We're working out what we think - we'll add our view here!  Exped says:  The Ultra sleeping bag line uses first-class materials and high-quality down for uncompromising performance with minimum weight and packing volume. The Ultra -10C 15F …

    £384.99
    RRP: £429.99 | Save: £45.00
  • -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

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.