The metal binder rings are ideal for organizing and securing various items such as books, flashcards, and even keys. Made from strong metal materials, these binder rings can be used during a long period without deformation or breaking. They are easy to use and provide secure connection. Features -Color:Silver -Material:Metal -Size:2.50X2.50X0.13cm/0.98X0.98X0.05in - Tightly closed: These binder rings feature their robust structure, not easy to loose, can be tightly closed to prevent paper losing. - Lasting use: Made from sturdy metal materials, these book rings are strong and have a good resistance to rust and deformation. - Smooth surface: All these metal rings are well polished with fine luster, smooth to touch, hard to scratch your hands, safe to use. - Easy to use: Simply hold the both ends of the rings and push them together or pull them apart, and you can organize your notes. - Wide application: These metal rings are suitable for scrapbooks, note books, flashcards, keys and even craft projects. Package list: 120 x binder rings