Expandable Hard-Shell Luggage: Our innovative rolling luggage expands 1.5” to increase carrying capacity by nearly 15 percent Quality Construction: Made from durable, lightweight polycarbonate, our hard-shell suitcases are built to last and even feature an easy-open self-repairing zipper closure Maximum Maneuverability & Security: Our hardshell luggage comes equipped with 8 360-degree, multi-directional spinner wheels; TSA locks deter theft while allowing agents to access your belongings Exceptional Organization: Our checked luggage features a large split-case interior with tie-down clothing straps and an accessory pocket (only carry-on sizes include USB charging port) 10-Year Limited Warranty: SwissGear products are tested to ensure our products meet stringent standards; Our hard suitcases with wheels come with a 10-year warranty against defects