The several rings binder mechanism replacement kit is made of sturdy metal material, and practical for use. The binder rings mechanisms are meticulously made, and the color is not easy to peel off. Very suitable for binding types of the documents invoices, personal planners, etc. Features - Color: Purple -Material:Aluminum Alloy - Size: 18.00X2.00X2.20cm/7.07X0.79X0.86in - Size: 22.50X2.00X2.20cm/8.84X0.79X0.86in -This ring binder mechanism is applicable for loose leaf notebook and planner. Suitable for most people, such as office stuff, teachers, etc., a wide range of applications. -These book binder rings mechanism are made of aluminum alloy material, , high hardness. -It can help you collect loose leaf together, widely applied in your daily life and work. -Several rings design ensures these binder mechanisms, stable and sturdy, can serving you a long time. -They are very lightweight and portable, and you can use them at home or office, and more. Package list: 2 x Binder Spine Clips