Rains rolltop backpack Waves W3 13320 83 properties: The rolltop backpack protects against precipitation while traveling from point A to Z, making it an essential piece of urban gear, perfect for commuting to work by bike or on foot. To protect your most important items from the rain, fold the roll into a tight coil and secure it with the distinctive carabiner. It also has a side-accessible laptop pocket, a front zip pocket, and a padded back panel. Cycling-friendly features include a front D-ring – perfect for attaching bike locks – and a buckle-fastening sternum strap for a secure fit. The rolltop backpack is made from Rains signature waterproof PU fabric, designed for strength, durability, and a smooth feel. Material: 100% polyester with polyurethane coating. Water column pressure: 8000 mm. Dimensions: H 48 x W 32 x D 11 cm. Capacity: 13 liters. Color: blue.