They are indexBinder Dividers, manufactured with high-grade and wear-resistant plastic material, practical and durable. Bright colors for a stylish look.Binder Dividers canperfect match for loose-leaf binder, notebook and notepad. It is a great gift idea for your families and friends. Features -Color:Pink -Material:PP -Size:21.00X14.80X0.10cm/8.25X5.82X0.04in -The Binder Dividers are manufactured with premium PP materials, durable and practical enough to use. -Designed with exquisite workmanship, theseBinder Dividersare beautiful and distinctive. -Can be used on books, manuals, report, presentations, journal, diary and hardcover notebooks. -Fine details, theBinder Dividers can separate documents and notebooks clearly to help quickly find the content. -Creative and colored design is easy to catch your eyes for quick reference, saving your time. Packing list: 12 x Binder Dividers