KAZE SPORTS 1 Ball Bowling Roller 3.5-inch smooth PU polyurethane wheels with bearings for an ultra-smooth quiet ride Retractable square locking handle extends up to 36-inch 5 accessories pockets + 1 shoe compartment hold up to mens 13 size shoes Made with 840D Nylon Dimension 18 H x 12 W x 16 D inch