The Ladder Expanding File features a unique tiered design that allows for easier access to important papers and documents. Features extra durable, rigid poly construction and attractive exterior finish. Includes elastic string and double button closure that allows security flap to stay in place when in both the open or closed positions.Details:BlueHolds 8.5" x 11" (21.59cm x 27.94cm) sheets13 expandable pockets12 dividers with tab insertsHolds up to 1,000 sheets of paper