An innovative, 100% waterproof 2-in-1 backpack and bike bag, proudly Made in Germany, featuring a sleek and timeless design that's perfect for commuting or touring. This spacious 27-liter roll-top backpack comes with a padded back, ergonomic shoulder straps, and a chest strap, and can effortlessly transform into a pannier. The shoulder straps can be conveniently stored in a mesh pocket at the back and secured with a cover that includes a slide-in pocket with a waterproof zip that's fully removable for easy cleaning. Thanks to the reliable QMR 2.0 attachment system, the 2-in-1 backpack and bike bag can be easily and securely mounted on your gear rack (for round tubes ranging from 8 to 16 mm). Detaching it is a breeze simply pull on the connecting strap that links the two hooks. You can also lock the QMR hooks with a small lock (such as TSA lock, not included). This versatile backpack-bike bag combination provides plenty of storage space with a well-organized interior, including a padded laptop compartment for devices up to 13.3 inches, along with additional external slip pockets for your phone, pens, and other essentials. The 2-in-1 backpack-bike bag can be compressed at the sides in three positions, depending on the load. The rugged bag material with a textile appearance is waterproof-welded in the VAUDE Manufaktur and is completely PVC-free. It includes reflective logos.