In cycling multi-functionality is huge. You want to have as few of things as possible yet still be functional. This backpack is exactly that. It will allow you to carry what you need and keep it dry from the elements but it also has an embedded lighting system that will not only make you more visible on the road but make you more predictable as it has turn-signals also. Check out the video below and let us know what you think about the backpack and if you would use one.