Mr. Pen loose leaf binder rings set includes 30 durable 2-inch rings, perfect for organizing and securing a variety of materials, from documents to flashcards.Made from high-quality, rust-resistant metal, these binder rings are designed for long-lasting use and can handle frequent opening and closing without losing their shape.Each ring opens easily and closes securely, ensuring your papers, notes, or swatches stay in place while providing quick access when needed.The 2-inch diameter allows these binder rings to hold a large number of pages, making them versatile for use in offices, classrooms, or at home.These binder rings come in a compact and convenient storage box, keeping them neatly organized and ready for any project or organizational task.