Mambe Large Classic 100% Waterproof/Windproof Picnic Blanket and Outdoor Blanket 100% waterproof / windproof. A great summer-weight outdoor blanket: versatile, durable, and available in fun prints. Anti-pilling 100-weight polarfleece on the top and soft waterproof nylon ripstop on the back. Generous size 58 x 84 (approx. 5x7) is great for stretching out, yet rolls up compactly. Carrying Strap included, optional stuff sack available separately Proudly made in the USA and guaranteed for life.