Shelf is designed to be attached to other Rubbermaid Direct Mount and FreeStyle Shelving kits, uprights, brackets, accessories, and hardware (sold separately). This item cannot be installed by itself. Ventilated wire design promotes air circulation keeping items fresh. Use this shelf to add on to an existing closet or install in a laundry room or linen closet for additional storage space. Epoxy-coated steel for strength and durability, with an easy to clean, contemporary white finish. Includes support braces. Made in the USA.