The Safe-er-Grip portable shower arm holder allows you to place your handheld shower head where you need it most. Suction cup technology allows for a simple installation with just a flip of the lever and no tools required. Adjustable to any height and swivels to reach optimum angle. For use on smooth flat non-porous surfaces such as glass metal smooth tile and smooth wall surround. Do not use on drywall or textured surfaces. For installation on tile tile must be at least 3 x 3 . White design with light gray accents compliment a wide variety of home decor.