SIZE: The sliding adjustable rectangular shower head holder measures 11.8 x 4 x 2.3cm/4.64"x1.57"x0.9". Suitable for 18mm/0.7" width and 30mm/1.18" long riser rail. This slider bracket is designed for use on a rectangular shower rail kit. And compatible with standard shower heads, shower clamps for hand held shower heads with standard connector. High Quality: The shower head holder is made of premium ABS plastic and chrome alloy, corrosion and rust resistant, ensuring durability and longevity. This shower rail slider will pair perfectly with other fittings and accessories to maintain a cohesive look in your bathroom. UNIQUE ADVANTAGE: This sliding bracket requires no drilling, does not damage the wall surface, waterproof, super adhesive. The square slider can slide flexibly, suitable for individuals of varying heights, allowing you to adjust the height according to your needs. INSTALL EASILY: The rectangular showerhead holder is convenient to install, no drilling, no tools required, and no disassembly from the wall. The angle of the shower head holder can be modified while showering. Simply press the button to adjust the height of the brackets on the rail and release it to secure it in place. BEST REPLACEMENT: The shower head slider holder is ideal for hotels, shower rooms, or home use, easy to install, making it a great replacement accessory. The shower rail slider is very suitable for adults and children. It is an essential item to enhance family happiness.