Ortlieb Back-roller Urban

"The Back-roller Urban by Ortlieb is the ideal solution for anyone looking for functionalityu00e4t and style in an urban environment. With its 20liter volume, this waterproof rear pannier offers enough space for everyday needs and is therefore perfect for everyday life, cycling, leisure and work. Made from robust, PUcoated Cordurablended fabric, it not only offers protection from the elements, but also a pleasant feel. The roll-top closure ensures easy handling and reliably secures the contentsu00e4."
"The bag is equipped with the Quick-Lock2.1 system, which enables quick and easy attachment to luggage carriers with a tube diameter of up to 16 mmu00f6. For even more flexibility, the bag can be combined with the Rack-Pack in the sizes 24 L and 31 L. In addition, a variety of accessories are available separately, including the Pannier Stabilizing Insert and the Anti-Theft-Device, to further increase functionalityu00e4t and securityu00f6."
"For use in the city, the bag is equipped with large reflectors that increase visibility in poor light conditions. A detachable carrying strap allows you to carry the bag comfortably away from the bike. To ensure safety while riding, it is important to tighten or stow the carrying straps and check the screws regularly to prevent loosening due to vibrations"