Freeform was created with strength and maneuverability in mind. Hardside Polypropylene mold is flexible and moisture resistant. Four spinner wheels move in 360-degrees. Double wheel design. Retractable handle locks in place. Interior cross straps secure luggage contents. Features a TSA compatible 3-dial combination lock to secure items. Expandable up to 2" to add more carrying space. Built-in ID tag and recessed metal logo. Dimensions: 31.1" x 20.95" x 13.78\".