The Lynx MF is a cold-weather alpine sleeping bag built for serious winter conditions and deep backcountry missions. It&&';;s the trusted choice for mountaineers, ski tourers, and winter travelers who need warmth without compromise. This bag thrives in sub-zero temperatures. It&&';;s packed with 850+ fill power goose down for exceptional loft and insulation. V-Block side baffles keep the down evenly distributed. Reliable warmth, night after night. The MicroLite XP(TM) shell is water-resistant, windproof, and highly breathable. It sheds frost, condensation, and spindrift while protecting the insulation inside. A full down-filled draft collar and draft tube block heat loss. The trim, thermally efficient cut helps retain body heat without feeling restrictive. At just 3 lbs 2 oz, the Lynx MF is surprisingly light for a bag rated below zero. It packs down small and fits easily into your alpine or ski pack. Use it on winter summits, multi-day ski traverses, and remote hut trips. This bag is made for missions where the nights are long and the temperatures unforgiving. Handmade in the USA, the Lynx MF combines warmth, weight savings, and expedition-grade performance in one tight package. Filled with 850+ Fill Power ethically-sourced premium goose down V-Block side baffles provides phenomenal down control and improves insulation in colder temperatures Full-length #5 YKK zipper provides a smooth, easy unzipping experience while saving weight Insulated Draft Tube blocks cold air and keeps the torso better insulated Durable 20 denier MicroLite XP(TM) outer shell stays more breathable and water resistant longer than traditional polyesters Fully insulated draft collar seals in inner heat without adding much weight Comes with ultralight stuff sack and breathable storage bag 3 lbs. 2 oz. Total Weight Shape Mummy (w/ full collar) Temp Rating -10AdegF Fill 850+ Power Goose Down Color Navy Blue/Black Country of Origin USA Fabric 20D Microfiber Loft 8.5" in Inside Girthshdr/hip/foot 5&';6" 61"/54"/39" 6&';0" 62"/54"/39" 6&';6" 63"/55"/39" Fill Weight 5&';6" 30 oz 6&';0" 32 oz 6&';6" 34 oz Total Weight 5&';6" 3 lb 6&';0" 3 lb 2 oz 6&';6" 3 lb 5 oz Stuff Size 5&';6" 9"x18" L 6&';0" 9"x18" L 6&';6" 9"x18" L