Light-weight yet extremely durable construction Recessed in-line w/ metal ball bearing wheel system Push button self locking internal retractable aluminum handle system Expandable feature offers 25% more packing capacity Super Strong 1800D Polyester w/ EVA reinforced front panel Size #10 Zipper Comfortable Top and side grip handle Button handle for easy lifting Add-a-Bag feature 2 large front zipped pockets for max packing Inside zippered mash & shoes pockets and detachable clear PVC pouch Elegantly imprinted full interior lining Maximum strength industrial hardware