The bathroom Hardware Set is made of high-quality 304 stainless steel,4 protection layers are added on 304 stainless steel to make it Anti-scratch, Anti-rust. The surface is smooth and without sharp edges, the bath towel, pants and shirt, swimsuit can be hung safely on it without damage. The delicate finish protects it from corrosion and rust in the damp environment and enhances durability. Ageless and elegant matte black color creates an luxury feeling to upgrade your home decor, Also it can resists water spots and fingerprint, easy to maintenance. Concealed screw mounted gives it a more clean and attractive look.it can be mounted to any flat surface, bathroom wall, sheet rock walls or wood door.