Simple in style, sophisticated in function. The Ortlieb Commuter 21L Roll-Top backpack is made from lightweight nylon fabric. This makes it not only hard-wearing but also 100 % waterproof. The back padding ensures a high level of comfort and ventilation, while a padded inner compartment provides storage space for your laptop. Your bike light can be easily attached to the loops on the outside. All in all, the Ortlieb Commuter is an ideal choice for anyone who appreciates a simple style with high functionality.