3-piece ABS 8-wheel 3 PC luggage set includes: 20" carry-on, 24" checked, 28" checked luggage. Expands an additional 2.0" inches for greater carrying capacity. Multi-directional 8-wheel spinners allow smooth, 360 degree movement over any rough surface for complete mobility free-weight rolling, relieving any pressure from your arms while on the move. Lightweight construction. Durable ABS hard-shell exterior body material. Molded corner guard reinforcements for absorbing and deflecting shock for maximum impact resistance. Self-repairing coil zippers for long-lasting use. Fully lined interior main compartment features a zipper accessory pocket and garment restraint straps to hold your clothes and contents in place. Front lid features a large u-shaped zipper pocket allowing for double sided packing. Convenient flexible top and side grab handles and molded bottom grab handle allows for easier lifting and maneuvering. Molded side feet allow luggage to stand upright on its side. Sturdy locking retractable push-button telescopic trolley handle conductive for simple, one-handed use. Individual item Dimensions and weights; 20" carry-on overall Dimensions includes wheels: 22" H x 14" L x 10"-12" d weight 7.2 lbs, 24" checked luggage overall Dimensions includes wheels: 26" H x 19" L x 12"-14" d weight 8.9 lbs, 28" checked luggage overall Dimensions includes wheels: 30" H x 22.5" L x 13"-15" d, weight 11.0 lbs. Manufacturer 10 year limited warranty.