"The Cedar Ridge Silverthorne 5 Sleeping Bag uses a 2-layer construction and PolyLoft Insulation to eliminate cold spots and keep you warm. There is also a zipper baffle to seal in body heat. It is composed of a 100% cotton flannel liner and rugged cotton canvas shell. When it's time to store or transport the bag, it conveniently rolls up with the roll-up straps and comes with a stuff sack so it's easy to carry and doesn't take up too much room. Mfrs. 5-year limited warranty. Imported.Manufacturer model #: 4251809. Durable cotton canvas shell Supersoft cotton flannel lining Dual-layer construction reduces cold spots Warm PolyLoft Insulation Includes a stuff sackSpecs: 79""L x 38""W Stuff Sack: 14"" x 24"" Weight: 9.19 lbs. Temperature Rating: 5F"