This 3 PC. Set is made of ABS. This material is extremely lightweight, durable, and protects the contents of your luggage. Eight multi-directional spinner wheels rotate 360 degrees for easy maneuverability. This luggage allows you to pack more while avoiding the excess weight surcharges imposed by most airlines. Features: 1) Non-Expandable 2) multi-directional spinner wheels for easy maneuverability 3) modern internal chrome telescoping handle with push button handle 4) Interior mesh and zip pocket and elastic pocket measures: 14"x9"x22" (with wheels) Weighs 7 lbs. , 24" X16"x10" Weights 9 lbs. , 28"x19"x12" Weighs 11 lbs.