<br>40 Pack metal curtain rings hanging rings for curtains and rods, 30 mm internal diameter <br> <br>Heavy duty curtain ring: <br>Make full use of the heavy duty metal and strict design, the bearing is good, and will not deform or drop out suddenly. <br> <br>Durable and won't rust: <br>The black metal curtain ring are made of durable metal, nonporous surface and therefore will last for years without rusting. <br> <br>Eliminate scratch: <br>Nice polished and smooth surface without burrs to catch on your curtain, eliminate snagging, tugging and pulling of the curtain. <br> <br>Widely apply: <br>The curtain rings are in black, wide applied for most kinds of curtains, such as shower curtain, window curtain, french window curtain and so on. <br> <br>Please make sure the size: <br>The internal diameter is 30 mm/ 1.18 inch fit for less than 27 mm/ 1.1 inch curtain rods, please make sure the size when you buy. <br> <br>Specifications: <br>Size: <br>Outside diameter: 3.7 cm/ 1.45 inches <br>Inside diameter: 3.0 cm/ 1.18 inches <br>Material: metal <br>Color: black <br>Quantity: 40 pack <br> <br>Package contents: <br>40 x Curtain rings <br> <br>Warm notice:  <br>Please make sure internal diameter of curtain rings whether fit for your curtain rods before you order. <br>Please measure the rod to sure if the rings fit you.