Main material is constructed of incredibly durable 2520 D Ballistic Nylon with EVA foam backing; Lightweight Polypropylene honeycomb frame. 2 large zippered pockets for storage. Each pocket has an additional flat zippered pocket for storage. Detachable ADD-A-BAG strap for extra bags & hands free carrying. Features a one button locking trolley handle with comfort grip for ease of operation. Trolley uprights expand 2.5" for additional packing capacity. In the lid of trolley upright case are two zippered mesh pockets for storage, a removable suiter, and an adjustable cinch strap for hanging garments