Gotd Strong Suction Shower Caddy Bathroom Shelf Storage Organization with Rack Basket Sucker Cup for Shampoo, Conditioner, Soap (Pink) Material: Plastic, Item Size: 26 * 12 * 7cm / 10.2 * 4.7 * 2.8in, Sucker Diameter: 6cm / 2.4in. Ideal bathroom shelf for storing toiletries. It can also be used to filter water for dishes or other kitchenware. With two suckers, it can be attached to the wall which helps to save space. The suckers are easily attached to smooth surface, such as ceramic, glass or stainless steel. How to Use:Wipe the wall to make it clean.Unscrew the suckers.Attach the suckers to the wall.Tighten the plastic covers of suckers.Connect the rack with the suckers.