The waterproof commuter bag for bicycle commuters is an organisational talent whose well conceived space management system includes a separate laptop compartment a pen holder and a key strap the bags snap buckles make it easier for you to quickly access the main compartment the durable handle and the detachable shoulder strap make for comfortable carrying while the side reflectors enhance your safety fabric pd55c features ql21 height 33cm width 40cm depth 15cm volume