One Second Installation: - Simply choose an impermeable and smooth surface, clean and dry it. Then, take off the protective cover from the suction cup, and push the board "PUSH" hard with your palm until you hear a weak sound "PUFF". Please make sure your arm is perpendicular to the wall. Then you can complete the installation in one second. No drilling, no screws, no holes, no glue, no tools to apply the suction cup corner shower shelf. Even a child can install this shower caddy easily.Powerful & Durable: - Made of high quality material, shower caddy suction cup can hold up to 22 lbs and stick sturdy for years after installation without any concerns. The dimension of this shower shelf is 13 * 9.4 * 3 inch(L*W*H).Warm Tips: - Please remind that don't stick this suction cup corner shower caddy to the grout lines. This powerful corner shower caddy works best for non-porous, impermeable, smooth surfaces such as glass, mirror, polished metal, stainless steel, plastic board, wall tile, grainy granite, etc.Hollow Design & Adjustable Hook: - Hollow corner shower caddy keeps things like shampoo, shower gel, conditioner and facial cleaner air dry quickly and clean. Adjustable hook position fits for any corner position. The suction cup shower caddy makes every corner turn tidy!Multifunctional: - The corner shower caddy suction cup work great in the shower/ bathroom/ bathtub/ counter top/ kitchen and more. Corner Rack for shampoo, shower gel, cosmetics, hair conditioner and more. Hooks hang your razor, clothes, towels, loofahs, etc. Product description How to Use ? Clean and dry the installation area. Install the suction cup to the shower caddy. Peel off the protective film on the hook. Please, take it off carefully!Press the hook on the "PUSH" logo with your palm until see an obvious distance change between the suction pad and the applying surface or hearing a weak sound of "puff". How to Reuse ? Please use a credit card to remove the suction cup. Before re-installation, wash the suction cup pad with warm water then blow dry it with hair dryer or air dry it. Attention : To prevent hurting your hand, do not remove it directly, because the suction power is very strong.