Easy to install and recycle: peel and press, can be applied to walls, doors, glass, and ceramic. Clean, no drilling, no traces, no sticky residue or stains. Durable: adhesive on the back, strong tack and water resistant, adding strength and durability. Material: made of stainless steel and black to prevent corrosion and rust against everyday scratches for greater durability and reliability. Wide range of applications: suitable for all types of surfaces such as wood, ceramic tiles, etc. (Please note that walls are painted, otherwise paint may be damaged)