Is it a backpack? Is it a bike bag? No, it is a bike backpack. Thanks to the hook-on system, you can easily attach this practical and sporty bag to your carrier. If you want to go off-road and into nature on foot, you can wear the backpack comfortably on your back. The bike backpack has a padded back and padded shoulder straps. And if you carry the Basil Miles Tarpaulin bike backpack on your carrier, you will never arrive sweaty at your destination. Because the weight of the bag is then a bit lower, you will ride much more stable (and thus safer). This is ideal if you want to go on a short or long leisure tour on your bike. Or if you want to go on a cycling holiday. The backpack is made of waterproof, matte black tarpaulin. The waterproof bag has a roll-top closure and taped seams. It can withstand even a heavy rain shower. Therefore, your stuff will stay dry while cycling. In the various compartments you can store everything well. Ideal for your books, smartphone, pens. The bike backpack has reflective zones on all sides.