Naturehike LW180 Lightweight Sleeping Bag XL navy blue LIGHTWEIGHT AND PORTABLE: The weight is only 1.68 lbs, and the storage size is only 12.2″*5.1″. Putting it in a backpack or suitcase will not take up too much space and will not cause you too much burden. ENOUGH SIZE: The unfolded size is 80.7″*33.5″, which is enough for an adult or a child to switch sleeping positions at will, allowing you to have a comfortable sleep outdoors. HIGH-QUALITY FABRIC: We use 20D380T ultra-light nylon fabric, which is soft and breathable, and can effectively resist water repellency. SPLICING DESIGN: The sleeping bag can be spliced from a single sleeping bag into a double sleeping bag, which is simple and convenient, giving the body more free space. TWO-WAY ZIPPER DESIGN: The zipper adopts two-way double-sided sliders, which makes it easy to open and close inside and outside, and is smooth and anti-pinch. Unfold size 205 X 85 cm/ 80.7 X 33.5 in Package size 31 X φ13 cm/12.2 X φ5.1 in Weight 760g/1.68 lbs Fabric 380T 20D Nylon Lining 240T Pongee Filling Imitation silk cotton 80 g/sq.m. Temp Comfort 15°C Limit 8°C