Packing list: Includes 4 3/4/5 inch floating shelf brackets and matching screws Material and Design: Made of cold-rolled steel with a matte black coating, suitable for home and office areas Design highlight: Clever design creates a floating illusion of shelves, enhancing spatial flexibility Structural advantages: heavy-duty welded structure, sturdy and durable, strong support, can bear up to 50 pounds Easy installation: The installation is fast and simple. Simply drill holes on the rack to fit the rod diameter and screw it into the wall Specification: Color: As Shown. Material: Metal. Note: There might be a bit color distortions due to different computer resolutions. There might be a slight errors due to different hand measurement. Package Includes: Floating Shelf Brackets*4