Multifunctional and trendy combined roll-top backpack and bicycle bag made of high quality, soft and durable GRS certified recycled felt. Features a large main compartment, front pocket, adjustable shoulder straps and 3 hook & look straps to attach the bag to the back of a bicycle. The shoulder straps can be easily transformed into a long carry handle system or bundled up so the straps stay clear from getting caught in a bicycle wheel.