High quality material visible shelf brackets, made of high quality metal. Black metal, smooth edges, solid, anti-corrosion and oxidation, rust-proof, durable. New functional, elegant and space-saving storage solution, no longer clutter up the whole house. It must be strong enough to keep stable, you don't need rotating or trough shelves. Stable design. Unique triangular structure design. The invisible shelf brackets are carefully hidden in the wooden boards, creating a floating effect. WIDE APPLICATION: Suitable for shelf brackets, cabinet brackets, furniture shelves, partition maintenance, you can store books, vases, photos and other items. Other small accessories are placed on floating shelves. What you get: A pack of 4 hidden shelf brackets for bedroom, living room, balcony, dining room and office. Overall dimensions of the stand: 170 x 130mm/6.69 x 5.12inch. With mounting screws Note: The data is all measured manually. Please allow an error of 1 to 3 cm to prevail.