The stylish yet urban Ulisse 21-Inch Expandable Spinner carry-on is made out of Polypropylene. This is a very strong, durable and lightweight material that guarantees resistance to shocks and scratches. A functional carry-on trolley makes it the perfect companion for every trip. It has a fully lined two-compartment interior, a pocket for smaller accessories, and a shoe/laundry bag. Features a flushed built-in TSA-approved lock required while traveling in the USA; it allows American airport security to inspect the luggage without damaging the bag using a universal key used by the TSA security only. USB port allows you to carry your battery to be able to charge your phone or tablet. Dimensions: 21" H x 14" W x 9" D. Weight: 5.9 lbs.