Vacuum Suction Cup Shower Head Holder--Super suction cup, super adhesive, 2 different installation methods can be chosen according to the wall surface of the home. The suction cup diameter is 3 inches with strong scalability and good air tightness, it is moisture proof and waterproof that can service for longer life Waterproof Material & Universal Slot Design--The shower head holder is made from highly durable plastic ABS material that has been polished with chrome, which ensures quality and long-lasting usage, Looks premium and shiny.prevents from rusting and scratches. The slot diameter is 3/4inches. Fit universal 3/4inch hand held shower/sprayer 2 Way Installation--With the strong suction cup and bonus super adhesive disc, you have 2 method to install the shower hose holder. Clean and dry the smooth position press it to the surface and rotate the bottom, even the whole process finished in seconds. And Convenient to remove or reuse after clean. If it is not suitable for suction cup you can use the backup adhesive method. After installation, please wait for 24 hours before use, otherwise it will lead to fall off and affect your use. Durable Material--ABS plastic material,5 layer coating material for shiny chrome finish. Light weight but heavy duty engineering grade plastic. Suction cup shower holder can be easily removed in a second & placed at a different location, improves the ability to wash freely your kids or pets. Various Install Location--Super suction cup is suitable for smooth and no concave convex smooth surface such as ceramic tile,glass,smooth metal surface,etc.The others non-smooth surface please use adhesive disc first to overcome them, such as emulsioni paint, textured tile, etc