Western Mountaineering Ultra Lite 20 Degree Sleeping Bag Snug As A Bug In A Rug The Ultra Lite 20 Degree Sleeping Bag, is an award-winning, best-selling, three-season sleeping bag designed for those who demand high performance without extra weight. This bag brings the heat with top-tier down insulation that is just as warm as it is compressible. Next time you go backpacking, run off to the desert for a biking trip, or spend any evening under the stars, bring this sleeping bag along for a restful, cozy night. Features Cozy insulation, 850+ fill power ethically sourced goose down provides ideal warmth-to-weight ratio Lightweight shell for durability in various conditions Continuous baffle construction allows down to be shifted for customized temperature regulation Full-length zipper for ventilation and easy entry, right or left zip available Insulated draft collar and tube prevents heat loss and keeps cold air out Compressible design packs down small in your pack Includes ultralight stuff sack for the trail and a mesh bag for storage at home MFG#: 60ULTRLTZSPECIFICATIONSIntended Use Backpacking Temperature Rating20degF / -7degCSeason3-4 Season Fill850+ Fill Power Goose Down (ethically sourced)Shell Material Extreme Lite 12D Ripstop Nylon Loft5. 5"Size5'6" / 6'0"Shape Unisex - Mummy SIZINGSize / Max User Height Total Weight Fill Weight Girth (Shoulder/Hip/Foot)Packed Size5'6"1 lb 12 oz / 794 g15 oz / 425 g59" / 51" / 38"7" x 13"6'0"1 lb 13 oz / 822 g16 oz / 453 g59" / 51" / 38"7" x 13" | Western Mountaineering | Ultralite 20 Degree Sleeping Bag | Nylon