Waterproof: Roll-down closure and taped seams ensure your mattress stays dry. * Durable: 210-denier coated nylon stands up to the toughest conditions. * Easy to Transport: Handy D-ring and end handle make sacks easy to secure and unpack. * Versatile: Also great for storing ammo, dry clothes, and other hunting essentials. * Weight: 5oz. Dimensions: 7.5x38in.