Side-mounted TSA-accepted lock for extra security Push-button multi-stage telescopic handle with high quality aluminum and ergonomic grip has a self-locking mechanism and retractability Stylish and durable ABS construction Silent and smooth ball-bearing spinner wheels allow free-weight rolling and effortless mobility across any surface Expands for an additional 25% packing capacity Spacious main compartment offers multifunctional organization:two zippered, separate interior panels, zippered accessory pocket, wet toiletry pocket, and tie-down straps to keep your contents secured Top and side soft-gel comfortable carry handles for easy lifting Four side studs allow suitcase to be positioned upright on its side Packing dimensions:28 x 18.5 x 12, 101.8-liter capacity, 11.2lbs Overall dimensions w/ wheels:30 x 18.5 x 12 5-year manufacturer's warranty