describe Vacuum Adsorption: Super strong suction cup, reusable design, does not slip on wall tiles, has superior flexibility and good air tightness. It is moisture and water resistant and has a long service life. Reusable No Drilling Installation: No screws, no nails, no drilling walls or tiles, so as not to damage the wall, just clean and dry the problematic surface and press to adhere. The suction cup shower stand can be easily removed in seconds and placed in different places for your wife, kids or parents in case someone can't get to the shower. Wide range of application: The hand shower stand is suitable for smooth convex smooth and non-concave smooth surfaces such as ceramic tile, glass, smooth wood, smooth metal surface. Kitchens, bathrooms, mobile homes, etc. HIGH QUALITY MATERIAL: Made of high quality ABS material, designed to resist corrosion and tarnish. Best for bathroom style.