Magellan Outdoors Adults' RedRock 10&deg;F Double Sleeping Bag Made of durable polyester taffeta with a soft polyester taffeta liner on one side and 100% cotton flannel liner on the other 7 lb. of 7-hole Invista Thermolite Quallo insulation Provides comfortable sleeping at temperatures down to 10F - Water-resistant fabric Unzips to become 2 individual sleeping bags