Size: The diameter of the suction cup is 7 cm / 2.76 inches, and the shower head holder can hold up to 5 kg and can be adjusted to any angle.Material: Made from high quality plastic ABS holder and PVC suction cup, with polished chrome, waterproof, anti-rust and not easy to break, durable to use.Design: Vacuum suction cup design, no drilling, no screws, no glue needed, easy to install. When installing, please press the center of the suction cup firmly to remove air and lock the button clockwise.Application: This showerhead holder fits most standard handheld shower sprayers, suitable for smooth surfaces such as ceramic tile, glass, smooth wood, smooth metal surfaces, etc.Package contents: 1 suction shower head holder, please make sure the contact surface is clean before use.