3 Season Sleeping Bag with comfort temperature 50 -68 (10 -20 ) and recommended limit temperature 41 -77 (5 -25 ), convenient for camping, backpacking, travelling and hiking. Features waterproof and breathable nylon shell, cozy 190T polyester pongee lining, and hollow microfiber fill for optimal warmth. Size 86.6 x 31.5 inches, can be fully opened as blanket. Bottom zipper allows air flow adjustment. Suitable for kids, teenagers and adults. Weight: 3.54 pounds.