These are for standard shower curtain rods. Great for hanging jewelry and many other projects. These clips are of strong construction. Colour: silver Material: iron Size: Diameter 34mm Package Contents: 100 x hook up Only the above package content, other products are not included. Note: Light 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.