DRAINS WELL - the drainage holes in the base of this suction cup toothbrush holder are for maximizing ventilation and water flow, which keeps your bathroom accessories clean. Durable to store not only toothbrushes and toothpaste but also makeup brushes and kitchen utensils in your bathroom, kitchen, RV, etc. ONE SECOND NO DRILLING INSTALLATION - No need to do any holes and distort the wall of the shower, also to use the tools to install this suction cup toothbrush holder. Simply choose and clean a slippery surface, peel off the protective film, then squeeze the suction cup to release all the air until you hear a inchBoofinch sound. Thanks to the 360 rotation, you dont have to worry about fixing this suction cup holder askew. EASY TO MOVE and CLEAN - This wall-mounted cup holder is removable and reusable. If you want to move it, just use a credit card to remove the suction cup, then wash it with lukewarm water before re-installation. ATTENTION - This suction cup holder fits well on tiles, glass , stainless steel, acrylic, plastic, polished metal and any other slippery, non-porous surface. How to use Clean the surface and make sure that it is dry. Press the suction cup firmly against the wall (expel the air to create a vacuum effect). Test the stability by hand. How to reuse it To remove the mirror, use a sturdy card and slip it under the suction cup. Clean and soak the suction cup in warm water. Air dry or dry with a hair dryer. Suitable surfaces Suction cup works best on tile, glass, stainless steel, acrylic, plastic, laminate and any other smooth, non-porous surface. Suction cup will not stick at the joints nor has porous surfaces such as wood, porcelain, marble, wallpaper, natural stone such as travertine, painted walls and any other textured surface.