Expands up to 2 Inches: Offers expandable capacity, providing up to 2 inches of additional space. Durable, Hard Shell: Crafted from durable 100% polycarbonate shell for long-lasting use.TSA-Approved Lock: Ensures hassle-free travel with the TSA-approved lock.Meet our medium trunk luggage with 360º spinner wheels and a cushioned top handle. Perfect for over-packers and long-haul travelers alike, this trunk luggage features a sleek and ultra-minimalist hard-shell exterior and a TSA-approved lock to ensure your vacation favorites are kept safe. Need outfit options? Packing for the whole family? Go ahead, take it all with this must-have travel trunk.Exterior Dimensions (Including Wheel): 27.75" x 13.75" x 11.5"