Colorful poly pockets organize your binder with style and efficiency. Full size pocket with tuck-in flap holds additional materials. Write-on index tabs allow you to instantly categorize your binder. Works with pencil, ball point pen or permanent marker. For use with standard 3-ring binders. Acid-free poly protection. For 8.5" x 11" document storage. Side loading. Each pack includes 5 binder pockets. Sold as 6 packs for a total of 30 binder pockets.