The Kamp-Rite "25 Degree Envelop Sleeping Bag" offers a 25-degree Fahrenheit comfort rating, making it a good choice for cool weather camping and indoor use. It has 5 pounds of polyester fill and a polyester liner and outer shell for comfort. The sleeping bag measures 39 Inch wide by 81 Inch long to comfortable accommodate adult sleepers. The rectangular shape offers full body "wiggle" room. The Envelop bag is machine washable and ready for camp outs, sleep -overs and more.