DURABLE CONSTRUCTION: The shower holder bracket is made of engineering grade ABS material. Coated with industry-leading chrome finish, build to resist daily scratches and corrosions. ADJUSTABLE DIAMETER AND HEIGHT: KES shower head bracket fits round shower riser rail of 20-25MM O.D (0.78"-0.98"). You can adjust the shower height along the shower pole easily to bring every family member a comfortable shower experience. 360 DEGREE ROTATION: The shower head holder can rotate 360 degrees freely. To make it easier to adjust the spray angle, you can tighten or loosen the bracket screw according to the weight of your shower. Note: Do not tighten the bracket screw too tight. EASY INSTALLATION: No tools required, No disassembling the shower rail slider, just enjoy the thoughtful design of this shower slider bracket. The shower bracket can hold up to 2KG handheld shower. Note: Please don't tighten the rotatable handwheel too hard and don't tighten it with a wrench. PROTECTIVE AND ANTI-SLIPPING DESIGN: Built-in silicone pad, to keep the shower holder in place and protect the shower slider rail from daily scratches.