Features:OOTDTY brand new and excessive qualityInner Diameter: Approx. 38mm/1.50inch.Not smooth to rust, electroplating process, rust-proof, wear-resistant and durable.The appearance is smooth and bright, the pulling is smooth, and it is simple to use.The cord thickness is 4mm/0.16inch, and the forged iron ring is firm and wear-resistant, and has a long service life.It can be utilized with curtain hooks or clip hooks (not included), and with curtain rods, the shower curtain can move freely.Specifications:Material: IronColor: Black/Silver/WhiteInner Diameter: Approx. 38mm/1.50inchOuter Diameter: Approx. 46mm/1.81inchWire Diameter: Approx. 4mm/0.16inchPackage Includes:20x Curtain Ring(Clip is Not Included)Note:1.Please enable 1-2cm errors thanks to guide measurement, make sure that you don't intellect earlier than you order.2.Due to the variation between assorted monitors, the image might not mirror the particular shade of the item.