HEAVY DUTY SHELF BRACKETS: The L shaped shelf brackets are made of premium quality solid steel at thickness 0.2"/5mm, which make it more solid and wont sag. Per pair of the shelf brackets has an up to 200lbs weight capacity when mounted to studs or brickwall. They have no problem holding shelf with books, kitchen dishes, large mantles, plants, decoration stuffs on it.,INVISIBLE SHELF BRACKETS: Boards thicker than 1.6 inches can block the backplate of the bracket perfectly. Once installed, these concealed shelf brackets are completely hidden from view, creating an amazing floating illusion. Gain practical storage space while maintaining a beautiful and elegant modern look.,PREMIUM QUALITY: Every single bracket is integrally formed without welding structure and quality checked with a 90 degree right-angle. Black frosted textured powder-coated finish to prevent scratch and rust, sturdy and beautiful. Each bracket is guaranteed to be straight, square, and of exceptional quality.,PERFECT DIY PROJECT: Each set of brackets comes with all accessories you need. You can custom DIY Open Floating Shelves to your preference. These shelves can build a modern style for any rooms. Making floating shelves in your bedroom closet, laundry room, bathroom, den, kitchen, family room, or dining room.,BRAND GUARANTEE: Included with your purchase is our manufacturer's warranty. Please contact us should you have any questions about this or any of our other products.