The wall hook is self-adhesive - no drilling is required and it will not damage the wall or glass. Ideal for tiles, wood, plastic, glass, mirrors. Features --- Allows hooks to secure items under 3 kg. Very suitable for heavy clothing, accessories, etc. Two interchangeable adhesive surfaces are used, and the hook can be reused if necessary. Material --- The hook is made of very stable and corrosion resistant 304 stainless steel with 3M tape, providing the best grip and water resistance. Installation --- wipe the surface clean, then peel off the back protective layer of the 3M adhesive board, then stick the hook on the desired position (the surface should be smooth, such as ceramic tiles, metal surfaces, glass, etc.) Scope of supply: 4 pieces * self-adhesive towel rack Sturdy metal frame, sturdy and durable structure, strong bearing capacity. Top quality 3M glue, easy to stick, high strength. Universal hook Due to the use of durable brushed stainless steel, the hook will not rust, but please be careful. It can be used to hang clothes, hats, keys, etc. No drilling required when installing The self-adhesive surface can ensure a strong bond, and the round shape of the bonding surface can make the joint even and strong. Just stick it on the selected surface. Specification: Material: 304 Stainless Steel Size: 45*45*2MM Installation: Self-adhesive with 3M tape Caution: 1. Clean the wall before use. 2. Don't stick to painted walls and wallpaper. 3. Please do not use the hook within 24 hours of assembly.