FeaturesMATERIAL: Our curtain rings are made of metal that is resistant to rust and has strong tensionClosed rings with small eyelet design for secure curtains or shower curtainsThe eyelets is used to affix-the drapery hook or clip hook not included on which drapes will be hung.Convenient to install and sturdy to useWIDE APPLICATION: Match most curtain rods and brackets in daily life,Good for hotels, restaurant, bar, cafe,meeting room, bedroom, etc.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurement Description:Wire diameter: 4mmInner diameter: 38mmEyelets inner diameter: 6mm Package List:20/40pcs Shower Curtain Rod Rings