Material and Size: The shower head holder is made of ABS plastic with a polished chrome finish. Product installation: without drilling. When installing, make sure the surface is dry and clean. Then press the center of the suction cup to make sure there is no air inside, then lock the button clockwiseclockwise. PVC suction cup: can firmly grasp the contact surface, not easy to break, is durable, long service life. Rotatable bracket: the shower bracket can be rotated 360 degrees, the angle can be adjusted easily, which is convenient for you. Used for: non-concave convex smooth surface, such as marble, ceramic tile, glass, smooth metal surface, etc. Material: ABS Feature: No drilling. When installing, make sure the surface is dry and clean. Then press the center of the suction cup to release the air and lock the button clockwise. Used for non-concave convex smooth surface, such as marble, ceramic tile, glass, smooth metal surface, etc. Note: Due to manual measurement, please allow a slight deviation of 1-2cm. Package includes: 2 * Shower Head Holder