UD1264 Features: * Lightweight yet extremely durable high tech molded hard-side provides maximum impact resistance * Polycarbonate allows the shell to absorb impact by ""flexing"" when under heavy pressure * ABS is then added to give the shell greater rigidity so that it will not permanently deform when under pressure but instead ""pop"" back up into its original shape * Internal retractable aluminum dual-tube telescopic handle with push button system * Spinner suitcases state of the art 360-degree spinner wheels, allowing effortless maneuverability even when the checked cases are loaded up * Hard-side rolling carry-on with two recessed in-line skate wheels with aluminum ball bearings for smooth and quiet rolling * Can be rolled from curb to airline aisle and it will fit under an airplane seat * Expansion gussets allows you to increase the packing capacity by 30pct * Spacious main compartment with full interior lining * Top and side carry handles for easy lifting * Include garment compartment and zippered pocket * Interior zippered pockets and tie down straps Includes: * Set includes 25"", 29"" hard-side spinner suitcases and 18"", 21"" hard-side rolling carry-on Construction: * Constructed of 100pct ABS Dimensions: * 18"" Dimensions: 18"" H x 12.5"" W x 8"" D (5. 6 lbs) * 21"" Dimensions: 21"" H x 15"" W x 9"" D (6.9 lbs) * 25"" Dimensions: 25"" H x 17"" W x 11"" D (8.3 lbs) * 29"" Dimensions: 29"" H x 20"" W x 12"" D (10.2 lbs)