American Flyer Kova Hardside 3-Piece Luggage Set, Black, One Size Piece dimensions (LxWxH - inches) and empty weights: Large Upright (20x12x27, 10.2-lbs); Medium Upright (17x10x23, 8.3-lbs); Carry-on Upright (14x9x19, 6.6-lbs) ABS for Superior Protection Hard but flexible ABS shell material absorbs common impacts Uprights expand an additional 2.5 inches for extra packing capacity when needed Uprights have 4 Spinner wheels for easy maneuver