Constructed of heavy-duty cold-rolled steel and 8mm thick Density Board, 5-Tier Steel Storage Shelf holds an average of 220 lbs. per tier and an overall maximum of 1100 lbs. The storage racks are sealed with a black veneer that won't rust, even in wet garages, making them ideal for garages, warehouses, kitchens, pantries, cellars and closets. Easy to assemble, the metal shelf unit's removable design construction allows it to be divided into multiple individual shelves, also perfect for use as a table, workbench or bookshelf. Sturdy and durable metal shelves and high-quality thick steel plate with painted layer so you never have to worry about bending in separate areas when placing heavy objects, corrosion and rust resistant, durable. If you are still looking for a large size weight-bearing storage shelf, then this wide metal tier shelf will not disappoint you. Color: Black/ 4-Pack.