Easy installation: Just press the suction cups on smooth wall and close the top switches to vacuum the inside airs out, Not tool need It is strong enough to hold your bath supplies or kitchen supplies on the shower shelf and last for years This shower rack works great in the shower, bathroom, bathtubs, countertop, kitchen and more; Perfect for holding shampoo, shower gel, cosmetic, hair conditioners and more They is removable suction cups; Just wash and dry the suction cups for reuses With holes at the bottom of the shower Storage Rack allows water to drain and make things inside dry quickly