Cardinal Poly Tab Dividers are made tough to outperform paper index dividers. These durable dividers let you flip through sections without ripping at the rings. Archival-safe, non-stick poly wont damage photos or transfer ink from pages. Large tabs leave ample room for writing. Paper inserts included. Dividers are 3-hole punched to fit 3-ring binders. Letter size. Multicolor. Single PocketPocket holds up to 30 letter-size sheets. Index Divider Style: Customizable; Index Divider Size: 11 x 8.5; Punched / Unpunched: 3-Hole Punched; for Use With: Ring Binders.