Easy installation, no tools, no drilling, no screws, no drilling - just place the suction cup hook on the tile wall and push up. The suction cups can only be installed on smooth, non-porous surfaces, such as glass or polished tiles, stainless steel surfaces, etc., and can be easily adjusted and reused in different places if needed later. /p> The maximum suction force of the suction hook can reach 15 pounds (depending on installation requirements). It is suitable for bathrooms, kitchens, etc., and can be used to hang towels , bath brushes, sponges, gym bags, shirts, wallets, etc. The product color is silver, and the surface is electroplated, which is of high quality and very waterproof . We offer red stickers that are safe to stick on any wall so you don't have to worry about dropping things.