Multi-size Binder RingThis clip binder has four different sizes (1, 1.25, 1.5, 2 inch). You can use these for greeting cards, flashcards, kindergarten visual characters, reading flashcards, punched paper, letter cards, note cards, and notebooks,Index cards, teaching notes and otherprojects.Quality MaterialsThese book binder rings are made from top-grade nickel-plated stainless steel that will withstand daily use and pressure. They won't crack, break, rust or fade silver color even with continued useWidely ApplicationBook binding ring is suitable for classrooms, companies, offices or homes, for books, papers, photo albums, keys, shower curtain hooks, scrapbooks, cards, brochures, loose-leaf rings, memo archives, key sample books, contracts or documents, etc.Easy to UseThese loose leaf rings just to pull to open and squeeze to close, tight lock-in design makes your books organized, not scattered after collapse.Package ContainsContains a total of 75 binder ring: 30 1-inch binders, 20 1.25-inch binders, 15 1.5-inch binders, and 10 2-inch binders. An extra punch binder is provided for your convenience.