Kingcamp adult sleeping bag made premium 50d anti-tearing polyester fabric, soft and comfortable flannel lining, with 400g/㎡ hollow fiber filling.All these make hiking sleeping bag waterproof,ultra-soft, and rip-stop.KingCamp cotton sleeping bag comfort temp: 39℉, cold weather sleeping bag can be used for 3 seasons (winter, spring, fall). Item weight: 5.07 lbs. This flannel sleeping bag is perfect for backpacking, camping, and hiking even using at home.KingCamp a right zipper and a left zipper can be zipped together into a double sleeping bag for couple or family uses. The sleeping bags for adults are 74.8’’ X 33’’, wider than regular camping sleeping bags. KingCamp thermal portable sleeping bag can be compressed at 9x16.9in, The adult sleeping bag comes with a compression sack, allowing for convenient storage and easy carry.