Outer Cover Material: 210T Nylon,Waterproof and Breathable Fabrics; Lining Material: 190 T Polyester Pongee; Fill-Material:hollow Microfiber.ImportedGreat for 4 reasons. Rated temperature 5 to 25 , which allows sleeper warm even at 40 . Comfort temperature is 17 to 24 .for backpacking, camping and hiking even using at home. Certainly thesleeping bag for adventures.Get fantastic freedom with special design. Measures 29.5 W and 86.6 H inches. Perfectly fits an average size adult, and tons of space for kids. Two-way zipper can make your feet often come out and can fully open as a blanket.Ultra lightweight and easy to pack. Can be packed down into an ultra compact bag in seconds. Just stuff it into the sturdy carrying bag, pull the straps, and it folds down into a small, light three pound package that will easily fit in any backpack.Easy to carry and clean. Comes up with a travel-friendly...