Shelving unit fits perfectly into general inventory storage rooms, food service pantries, maintenance sheds and garages. Commercial-strength rating ensures stability. Open wire design helps minimize dust accumulation. Tool-less, snap-together assembly is easy and hassle-free. Snap-Together Clips. Number of Shelves: 4; Shelf Capacity (Weight): 500 lbs; Material(s): Welded Steel Wire; Color(s): Black.