sliding-The ball of the designed spherical shower curtain hook can slide smoothly and quickly on the shower pole. Double Hook Design-The double sliding shower curtain hook is strong enough to fix the shower curtain and shower lining. Durable metal-These double sliding shower curtain hooks are made of metal and durable. Painting-coating is applied to the cover of double shower hooks, which can be used for elegant decoration in the bathroom. A 12 pieces shower curtain rings for sale. It meets most of the quantity requirements of an ordinary bathroom. Colour:green Material:iron Size:7.7 x 3cm Package Contents: 12 x Hook ring Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.