【Heavy Duty Shelf Brackets】: The L-shaped shelf brackets are made of high-quality solid steel with a thickness of 5mm, making them more stable and will not sag or crack. 【Decorative and Practical】: Use these black floating shelf brackets almost anywhere for modern style and extra storage space. This bracket is intended for deep wooden shelves in the home, kitchen, bathroom, bars, office, farmhouse or anywhere else open shelves and decoration are needed. 【Premium Quality and Durability】: Each individual bracket is cast in one piece and quality controlled with a 90 degree angle. With black powder coating against rust and scratches. Each bracket is guaranteed to be straight, square and of exceptional quality. 【Easy Installation】: No special skills are required to mount these open floating shelf brackets to the wall.