Color: Silver Tone; Wire Diameter: 2 mm / 0.08 inch; Ring Outer Diameter: 20 mm / 0.79 inch; Packing List: 50 x Binder Rings||Advantage: Book rings are made of metal iron which is smooth, lightweight, rustproof, non-fading, sturdy, reusable, easy to open and close. The tight clasp design allows you to freely sort and bind loose-leaf pages for ease of use.||Instruction: Open the clasp to split the clip in half, slip the hoop into the hole in the cardboard or small objects, and fasten the clasp tightly.||Application: The loose-leaf ring facilitates the binding of loose-leaf cardstock, which can fasten loose-leaf cards, menus, album pages, scratch paper, etc. together for easy flipping and reading. The binder can also be used as a storage ring for small items, and to avoid the loss of important items.||NOTE: Please choose the appropriate size according to your needs.
