Western Mountaineering Bison GWS Sleeping Bag
Street Price :
$904.95
Rating :
Description
Denali, Aconcagua, Himalaya... These are places where mistakes cannot be made. The Western Mountaineering Bison GWS with its 10 inches of heat trapping loft and Gore Windstopper™ shell is nearly impervious to the elements, while remaining lightweight and compressible. Proof of Western Mountaineering's commitment to high quality, down innovation, the Bison remains the most sought after expedition quality sleeping bag.
- GORE Windstopper™ shell reduces the threat of condensation and moisture while remaining breathable
- The MicroLite XP™ shell has superior breathability while being extremely water resistant
- A slightly over-sized winter fit ensures comfort when extreme weather necessitates an extra layer or two
- The massive Reverse Differential Hood with an added external hood ruff seals in warmth
- A full 3-dimensional down filled collar full provides a protective seal from the bellows effect as you move about inside your bag
- Enjoy easy ventilation with a full-length #5 YKK Coil Zipper featuring two locking slider pulls for convenient access from inside or outside the bag
- Dacron® stiffening tape ensures smooth zipping and prevents zipper jams
- Robust double insulated draft tubes are offset and interlocking to ensure heat can't find it's way out through the zipper
- 10'' Loft provides luxurious warmth and compressibility
- 5¼'' spaced baffles allow maximum loft while preventing down migration
- V side block baffles ensure that insulation stays put and increases the number of down filled chambers to warm quicker
- DWR finish keeps moisture at bay even after multiple washings
- 64''/39'' Shoulder/Foot girth
- Stuff sack and large volume storage sack included
- Abrasion-resistant taffeta lines the inner foot box, allowing you to store gear or wear liners without compromising durability
Specs
- Shell fabric GORE WINDSTOPPER™ 830, Dryloft
- Insulation type Down
- Insulation material 850+ Fill Power Goose Down
- Gender Unisex
- Seasons 4
- Stuff sack size 11 x 22 in (28 x 56 cm)
- Temperature rating -40° F (-40° C)
- Fill weight 2 lbs 10 oz (1191 g) - Regular
- Weight 4 lbs 10 oz (2097 g) - Regular