1. Clean and dry the wall before use to keep it clean and dry. 2. When installing, press the center of the suction cup to remove the air.Specification:Material: environmentally friendly ABS resinColor: silverSize:Suction cup: 6.5cm/2.6 inches in diameter, Total height: 11 cm/4.3 inches Note: -Suitable for solid, flat and smooth walls, not suitable for difficult places -Stay safely on the wall.on a smooth surface, make sure the rod surface is clean before use. 3. Suitable for solid, flat and smooth walls, not suitable for difficult places 4. Stay safeon a smooth surface, make sure the rod surface is clean before use. 5. With our shower bracket, you can place the shower arm at the right angle.any height so that it is easily accessible by moving the shower head and can be easily restored.àany time.