The Mezzo commuter bag is custom made to slide and lock firmly onto the bike's rear rack and comes with a strong Velcro strap for added security. It is made from tough 1000 denier Cordura that resists abrasions, tears and scuffs and its reinforced sides give added rigidity and protection with padded compartments and a designated laptop pouch. The commuter bag has a unique zippered roll top for oversized loads and two, easy-access exterior zip-up pouches - all with the large-sized Mezzo zipper pulls for use with gloves in winter. Other features include: High vis reflective zipper. Padded handles and adjustable shoulder strap for maximum comfort. Only suitable for use with Mezzo due to it's unique fitting.