The multifunctional Urban Back-Roller is an ideal single bag for bike riders who are looking for a spacious, waterproof bike bag to accompany them on their way to work or school. Made of a special blend of Cordura fabrics, the bag has a textile appearance that is a perfect match for both casual and business attire. The multifunctional Urban Back-Roller is an ideal single bag for bike riders who are looking for a spacious, waterproof bike bag to accompany them on their way to work or school. Made of a special blend of Cordura fabrics, the bag has a textile appearance that is a perfect match for both casual and business attire. Thanks to a polyurethane coating on the inside, it is nonetheless absolutely waterproof. The practical QL mounting system enables you to quickly and conveniently attach the bag to your bike rack. The bag&&';;s internal pocket, consisting of a main compartment and a zippered mesh compartment helps you to keep things orderly and immediately accessible. A detachable shoulder strap allows you to comfortably carry the Urban Back-Roller once you set off on foot. Height: 16.5 inWidth: 12.6 inDepth: 6.7 inVolume: 20 LLoad: 19.8 lbWeight: 28.9 oz