Three Season

We've been designing and building sleeping bags for over 40 years with a focus on combining the very best materials with a highly functional, minimalist approach that maximizes the warmth to weight ratio.
Nano series sleeping bags: solid balance of low weight and warmth efficiency for your outdoor adventures. Offers 850+ fill power European goose down Schoeller Nanosphere® water-resistant shell 30 denier ripstop lining	UL900 series sleeping bags: saving weight and maximizing warmth for the most discerning backcountry travelers. Premium 900+ fill power European goose down Ultralight 10D water-resistant Pertex® Endurance® shell 15 denier microfiber ripstop lining,