Strong Adhesive: This shower holder adhesive will stick tightly to the smooth wall, don't worry about the cup holder hurting your shower head or your family. EASY INSTALLATION: The whole process can be completed in just a few seconds. No need to drill holes, clean the surface and keep it dry before sticking, peel off the cover on the back, stick it to the surface and push firmly to remove air. It is recommended to wait for 24 hours to make it more stable and reliable Wide Application: This adhesive shower head holder is suitable for all kinds of smooth marble, metal surfaces, flat tiles, smooth glass. Do not place it on textured tile, recessed tile, frosted glass or rough wood. ADJUSTABLE DESIGN: This shower head holder can adjust the angle when you show it, and can accommodate different styles of hand shower heads. Enjoy more angles in your bath.