[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 up, tighten the wall and squeeze the air from the suction cup.Wait 10 minutes before using.Step-4 >> Attach the shower head to the holder and turn the top disc clockwise to tighten it. [Large Adsorbability]: The suction of this suction cup shower head holder is 2-3 times that of ordinary suction cup. If the concave convex surface is less than 1cm, it will automatically fill. Moisture waterproof, adsorption more solid, not easy to fall off. [5 Angle Adjustable Modes]: Shower head for 3/4 " standard connector, suitable for handheld shower heads and bath bidets, with 5 modes, 45 degree adjustable, reasonable design makes bathing more practical. [Scope]: The universal shower holder is suitable for flat smooth surface, ceramic tile, smooth glass, stainless steel ect. Scope of application: The shower holder is suitable for flat 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 to Install and Reusable]: No drilling, simple and easy installation and operation effortlessly and quickly, leaves no mark after removing the bracket. You can replace the shower or bidet holder anywhere, so that the holder can be reused and taken apart. High or low bath position for children or parents who cannot reach the shower head. Installation guide: 1. Wipe the walls with paper and dry towels. 2. Remove the film from the suction cup. 3. Pull the protruding part up, tighten the wall and squeeze the air out of the suction cup. 4. Attach the shower head to the holder and turn the upper disc clockwise to tighten it. Specification: Material: high-tech plastic (ABS) Size: 14.8cm * 7.5cm (L * W) Color: silver Package include: 1 * Shower head holder