VERY IMPORTANT STEPS: : step-1>> Wipe the walls with paper and dry towels. step-2>> Remove the film from the suction cup. step-3>> Pull the protruding part upwards, clamp the wall and squeeze the air out of the suction cup. Wait 10 minutes before using. step-4>> Attach the shower head to the bracket and turn the upper disc clockwise to tighten it. Great Adsorbability: : The suction of this suction cup shower head holder is 2-3 times that of the ordinary suction cup. If the concavo-convex surface is less than 1 cm, it will automatically fill. Waterproof moisture, stronger adsorption, not easy to fall off. 5 Adjustable Angle Modes: : Shower head for standard 3/4" connector, suitable for handheld shower heads and bath bidets, with 5 modes, adjustable 45 degrees, reasonable design makes bathing more convenient. Scope of Application: : The universal shower holder is suitable for flat and smooth surfaces, ceramic tiles, smooth glass, stainless steel ect. Scope of Application: The shower holder is suitable for flat and smooth surfaces, ceramic tiles, smooth glass, stainless steel ect. Wood surface, granite, wallpaper, painted wall, latex paint, natural marble and other non-smooth walls, need to use auxiliary stickers. Provide auxiliary stickers. Easy Install and Reusable: : No drilling, simple and easy installation and use effortlessly and quickly, leaves no marks after removing the holder. You can replace the shower or bidet holder anywhere, so that the holder is Rutilated and disassembled. High or low bathing position for children or parents who cannot reach the shower head.