100% polycarbonate shell.Imported.TSA-approved combination lock.Includes a transparent silicone luggage tag, dust bag, and laundry bag.Premium 360° smooth-gliding wheels for better maneuverability.Exterior measures approx 21.7" L x 14.4" W x 9" H Interior measures approx 20.1" L x 13.9" W x 7.5" H Measurements include wheels.