The Dry-Pack adds practical features to the reliable Ortlieb dry bag for cycling: the edge webbing allows for highly versatile attachment options, and the elastic strap on top functions both as compression and an additional attachment pointperfect for sliding in something like a windbreaker. - Material: waterproof nylon (with polyurethane coating on the inside) - Rollable openings on both ends - Includes two elastic fastening straps - Elastic compression strap - Valve allows air to be pressed out of the bag - Webbing loops on both sides - IP64 protection level, withstands splashing water from all directions