Mead Add-a-Pocket Dividers, Yellow, 8 Pack (33508) Dividers separate papers in a binder to help you organize and find sheets easily. Dividers are pre-punched with 3 holes for easy insertion in a 3 ring binder. Dividers measure9.38 in. x 11 in. and are perfect to organize your binder. Horizontal pockets on both the front and back of each divider hold 8.5 in. x 11 in. sheets. Durable Kraft folder stands up to heavy use. 8 yellow dividers per pack.