This work table with shelves is an excellent choice for both residential and commercial storage, providing plenty of space to keep all items neatly organized. Sturdy material: The rack consists of a steel frame and engineered wood boards. The steel frames guarantee sturdiness and stability, while the engineered wood offers strength, stability, and resistance to moisture. Strong load capacity: Thanks to the thick material, reinforcement bars below each shelf, and boltless shelving design, this rack has a supreme load capacity. Flexible storage: The layers are height adjustable. Thus, the shelf provides ample storage space for all items you want to store and always keeps your space neat and well-organized. Note: Each product comes with an assembly manual in the box for easy assembly. Warning: In order to prevent overturning, this product must be used with the wall attachment device (delivery does not contain the wall attachment device). Color: Silver Material: Galvanized steel, engineered wood, plastic Dimensions: 39.4" x 7.9"/19.7" x 70.9" (L x W x H) Engineered wood board thickness: 0.2" Steel thickness: 0.02" Weight capacity: 440.9 lb per shelf Anti-rust galvanized steel Plastic foot caps for floor protection from scratches 5 height-adjustable shelves With a reinforcement bar below each shelf Can be assembled without any screws/boltsMax. load capacity per shelf: 440.9 lb