CAMTOA Outdoor Camping Sleeping Bag,Ultra-light Envelope Sleeping Bag for Travel Hiking - Spring, Summer & Fall Waterproof Sleeping Bag ULTRA COMFORTABLE-Liner of the sleeping bag is made by silk-like cotton, which is absolutely skin-friendly and soft. SUPER LIGHTWEIGHT-Totally weight only 680g, doesn't heaver than a bottle of water much. Even a kid can carry it effortlessly. EASY TO COMPRESSION-Use the compression bag you can easily reduce 1/3 of the volume, then you can carry it with your bag easily. WATER PROOF-On the outside of the sleeping bag we used water proof fabric , make sure you can have a nice sleep in wet outdoor. 100% SATISFACTION GUARANTEE- Your Satisfaction is our #1 priority! If you are not satisfied with your purchase, you can easily reach out to us for our Hassle-Free 100% Satisfaction Guarantee. Zero Risk!