STRONG & POWERFUL SUCTION CUP - Maximum Hold Up to 22 LB - Our suction cup shelf uses the exclusive design principle of patented technology suction cup. This shower shelf can hold up to 10 kg/22 lb. It can firmly stick to the wall for 1000 days without falling.NO TOOLS NEEDED & ANTI-DAMAGE - Shower caddy suction cup shelf can complete the installation in ONE second. Just press the "Push" hook with the palm of your hand, and you can install it successfully after hearing a "puff" sound. Please clean the wall before installation.UNIQUE VENTILATION & DRAINAGE DESIGN - This shower shelf bottom is inclined design (-6 tilt). The combination with the hollow bottom design can effectively drain excess water, prevent stagnant water and keep the contents dry. EDGE GROOVE HOOK - SAVE MORE SPACE - The side of the shower shelf has a groove hook that can hang small bathroom supplies such as razors, bath bombs, ropes, necklaces, bracelets, etc. The shower shelf can be decorated anywhere you want, to store shampoo, conditioner, soap and kitchen utensils. Applicable SurfaceThis suction cup shower caddy is very suitable for ceramic tiles, glass, granite, stainless steel, pressure plate and any other glossy and non-porous surfaces. Please do not affix to painted, cracked or uneven walls, otherwise it may fall off. If you want to change the installation location, please use a small card to remove the suction cup.