INNOVATION PATENTED SUPER SUCTION POWER The suction cup made of premium thickened ABS material and TPE suction cup hook adopts patented octopus bionic technology. The super suction power maximum load 11LB/ 5KG. ONE SECOND INSTALLATION Suction cup hooks can be quickly installed, clean the wall to ensure the wall is no dust, take off the protective cover and push the board "PUSH" hard until you hear "PUFF", ONE second to complete the installation. No drilling, No tools, no screws, no nails. It is very convenient to use for both adults and children. DURABLE REUSABLE - The shower hooks is easy to remove and re-install. It can be reused many times without any influence on suction. Only use a card to remove it and make sure the new installation place is clear and dry before you re-install. WATERPROOF OILPROOF - With the high quality material, the towel hook promise hard to fall down, even in wet or oil environment, like bathroom and kitchen, as well as for bedroom, living room, entryway, etc. INSTALLATION TIPS - Suction cup hooks are only stick on smooth, non-porous surfaces like metal, glass, tile, stainless steel and acrylic but not apply to uneven tiles, texture plate, unfinished marble, wallpaper, painted wall, etc.