Western Mountaineering Bison Gore Windstopper Sleeping Bag - Long - Left Zip. Top of the line sleeping bag for Denali, Aconcagua, and the Himalaya. Bag was used for 3 nights with a vapor barrier liner with no signs of wear. It has been stored in a pet and smoke free home in the large breathable stuff sack from WM.5 1/4 Spacing/V-Block Side Baffle. Offset Insulated Double Draft Tubes. The item "Western Mountaineering Bison Gore Windstopper Sleeping Bag Long LZ" is in sale since Sunday, November 28, 2021. This item is in the category "Sporting Goods\Camping & Hiking\Outdoor Sleeping Gear\Sleeping Bags". The seller is "ewf70" and is located in Lansing, Kansas. This item can be shipped to United States.