Sturdy and durable wooden shelf brackets are made of solid galvanized and nickel-coated steel with a matte black powder coat finish. These shelf wall brackets resist rust and bending, ensuring long-lasting performance. Despite their compact size, these metal shelf brackets are strong and can support shelves weighing up to 80 lbs.Invisible and hidden shelf brackets are designed to fit flush into the wall and shelf. Once installed, the brackets are not visible, creating a clean, seamless look. With no external supports, the furniture is easy to clean and maintain.Easy to install: To conceal the brackets within the wood, use a 0.5-inch router bit to cut a 5-inch long pocket hole in the back of the shelf board. Ensure your board is at least 0.8 inches thick. Secure the bracket to the wall using the two included screw holes, then attach the shelf to the bracket for a floating effect.Space-saving design: These decorative shelf brackets help maximize space by eliminating visible hardware, allowing multiple shelves to be installed close together without clutter.Wide application: These high-performance brackets are ideal for supporting floating shelves in living rooms, kitchens, bathrooms, or offices. The sleek design enhances the appearance of your shelf furniture, giving it a modern and stylish look.