These loose-leaf Binder Rings are made of high-grade metal material and are for long-lasting use. Binders are suitable for many purposes, such as loose-leaf, memo filing, etc. They are simple in design, but very practical to use and will give you a good experience. Features -Color:Assorted Color -Material:Metal -Size:3.00X3.00X0.50cm/1.18X1.18X0.20in - Suitable for most people, such as students, teachers, and so on. The edges are smooth and round, without burrs, and will not damage the skin. - The excellent manufacturing process enables them to have . - These binder rings are made of and rigorous manufacturing processes. - The excellent performance of our products will bring you a good experience. - You can buy the professional and practical products at an . This excellent performance and practical blinder ring is always provided by us. Package list: Binder Rings