This wheeled duffel is made of weather-proof polyester. It has a heavy-duty frame structure for reinforcement, so this bag can stand up right without tipping. It features a telescopic handle, four grab handles, and stitch reinforcement on the padded handle wrap. The trolley handle extends to a max of 42" and fits flush into the bag. The u-zipper top opening makes packing and unpacking fast and convenient. Size: 35" H x 16" W x 16" D.