Lightweight Sleeping Bag Cover Cold-resistant Sleeping Bag Case Waterproof Bivy Bag Weight: 367g/ 12.9oz Specifications: It protects against weather in emergencies and can be used alone for lightweight summer camping. Package List: Made of 70D ripstop polyester, it wraps body to minimize evaporative heat loss. bivy bag is an ultralight solution designed to provide waterproof for sleeping bags or sleeping systems. drawcord hood fits snugly around your head and face, providing an additional 9 degrees Fahrenheit of warmth to sleeping bag. 1 * Storage Bag half-center zipper keeps you moving comfortably. Color: Red/ Green (optional) Size: 220*85cm/ 86.6*33.5in 1 * Sleeping Bag Cover Material: Polyester The drawcord hood fits snugly around your head and face, providing an additional 9 degrees Fahrenheit of warmth to the sleeping bag. The half-center zipper keeps you moving comfortably. Made of 70D ripstop polyester, it wraps the body to minimize evaporative heat loss. It protects against extreme weather in emergencies and can be used alone for lightweight summer camping. The bivy bag is an ultralight solution designed to provide waterproof protection for sleeping bags or sleeping systems.