Material: made of healthy metal, not easy to rust, strong pulling force. Golden and polished surface, without rough edges. Size: thickness 0.3cm; Inner diameter 3.8cm; Small inner diameter of the ring 0.74 cm. For the general curtain rod market. Advantages: The curtain ring can be opened and closed, with a large locking mechanism and structure, it is not easy to break and open automatically after long time use. Edges: Hang the curtain rings one by one on the curtain rod, then put a hook or clip on the small ring. Finally, put up the curtain and slide the curtain easily. Wide range of applications: This curtain ring can be used in a wide range. The gold look is suitable for decorating living room curtains and door curtains at home. It is also suitable for hanging shower curtains in the bathroom. Note: The data is manual measurement, please allow 1-52cm error, due to differences between light and screen, there will be a certain color difference, the specific received in kind prevail.