This Champion Sports Portable Ball Locker comes ready for use. It holds a variety of ball sizes and is intended for larger volumes. It features an all-steel construction, chrome finish and four non-marring casters that not only protect the finish of your play surface but also provide for effortless transport of equipment. Just unfold and insert the casters for a convenient mobile storage space. This locker is designed with a lockable hinge cover for added security. Material(s): Steel; Overall Material Type: Metal; Color(s): Chrome; Color Family: Silver.