Co-link 12pcs Set Nickel Polish Chrome Roller Ball Type Shower Curtain Hooks Clipperton Roller Rings Shower Curtain Rings Made of iron zinc-nickel-iron alloy, sturdy, rust-resistant and durable It comes in a set of 12, fits 3/4" to 1-1/8" diameter curved, straight, or custom shower rods The enclosed hook design let you pull the curtain fast without worry about falling down 5 shower curtain beads design allows easy sliding without scratching Chrome plated with a beautiful polished silver finish, add an elegant touch to your bathroom decor