【Multiple Sizes】The package contains 6 different sizes binder rings (10*3 inches, 15*2 inches, 10*1.5 inches, 15*1.2 inches, 30*1 inches, 20*0.79 inches), which are sufficient in quantity and various in size to meet most of your daily organizing needs. The book rings are standard sizes and suitable for punching with a standard hole punch.
【Durable Material】These index card rings are made of iron for extra protection, strong and durable, and can be used for a long time without cracking, breaking, rusting or fading.
【Smooth Opening and Closing】The unique metal binder ring design is easy to open and closes securely, without tools, and can be used to combine documents or items with flash card rings.
【Multi-functional Use】Ring clips are perfect for organizing documents, index cards, flashcards, scrapbooks, recipes, menus, photo albums, keychains, DIY projects or other loose-leaf items.
【Wide Application】These loose leaf binder rings are widely used in home, school or office environments, making trivial information organized and convenient to find and save. Paper rings are indispensable office supplies. Whether it is project documents, contract documents, or customer information, binder rings can classify and bind them into volumes for easy filing and access at any time.