MATERIAL: Made of sound metal, not easy to rust and has strong tension. The surface is plated and without any rough edges. ADVANTAGE: The curtain ring can be opened and closed, it has great mechanism and construction, it 't break easily and open up by themselves after using a long time. Installment: Hang the curtain rings one by one on the curtain rod, then you can put a or clamp on the small ring, and finally put the curtain on, you can the curtain easily. WIDE APPLICATION: This curtain ring is applicable to a wide range of areas. The appearance is applicable to the decoration of the living room curtain and door curtain at home, as as the hanging of the shower curtain in the bathroom. A small is welded on the opening card ring, which is convenient for use with non-movable poles, flexible and convenient. Name: With a small ring split ring Colour: Gold Material: Iron Size: About 38mm in diameter Package Contents: 20 * Curtain ring hanging ring Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.