Have to lift your bike up and down the stairs often and feel painful being in uncomfortable posture? This bag is the solution! The bag’s padding for shoulder will help you carry the bike much more comfortably. Moreover, the triangular frame shape is a perfect match for your commuting bicycle. It allows you to carry your necessities such as phone, wallet, small notebook and a pen. This bag can be opened from 2 sides so you can easily access to your gear. With its reinforced plastic frame, you don’t have to worry that this bag is going to scratch your frame.