Powder Coated, Black ColorBlack Ref. ManoManoME68347174 Warranty1 year Manufacturer Ref.8652436770372 Description Sturdy and DurableThe wood shelf brackets are made of solid galvanized and nickel-coated steel with a matte black powder coat finish. These wall shelf brackets will not rust or bend, ensuring a long life. Although they are small metal shelf brackets, they are sturdy brackets, which can support shelves weighing up to 80 pounds. Invisible and HiddenThe hidden shelf brackets are designed to fit into the wall and into the shelf. After assembly, the hidden shelf brackets cannot be seen. Without the bracket outside, the furniture is easy to clean. Easy to InstallTo hide the small brackets in the wood, please use a router (0.5 inch bit) to drill a 5 inch long hole on the board. Make sure your board is thicker than 0.8 inch. Fix the floating shelf brackets by two screw holes and holes in the wooden floating shelves, then the shelf is mounted on the wall. Save SpaceIf you use these