Super preferred package: Our product package is very preferred. One package contains 40 pieces, which are very large. You can also share it with your family or friends. [High Quality 304 Stainless Steel] Corrosion and oxidation resistance for more than ten years. Stronger clamp for stronger applications. Each curtain ring can hold up to three pounds. [Size] Inner diameter 50mm. Outer diameter: 60 mm to 2.36 inches; they are very practical. They can not only be used to attach the curtains, but also be used in the kitchen, or to attach your photo album. They are suitable for DIY crafts. [Multi-colour selection] We specialize in the production of various curtain rings. You can choose different styles and colours.