Versatile 30-degree sleeping bag balances lightweight packability, spacious comfort, and technical performance with RDS-certified 750+ fill power goose down and a non-PFC Ultra-Dry Down treatment that retains warmth in damp conditions
Free Flow Zip System provides excellent temperature regulation and multiple sleeping bag configurations; unzip in different positions for ventilation or open flat to use as a quilt in warmer weather
Thermally efficient relaxed mummy fit offers room to move while maximizing warmth retention; technical hood accommodates a Sea to Summit Aeros pillow and compatible bags can zip together for shared sleeping space
Lightweight 20D recycled nylon shell with a non-PFC DWR finish helps protect against wind and moisture while the 20D recycled nylon liner delivers soft, comfortable next-to-skin feel
Box baffle construction with vertical torso baffles minimizes down migration and maximizes warmth retention; shoulder snaps and footbox zipper allow the bag to be worn around camp
