Step Index organizer features innovative tiered tabs that let you see everything at a glance. The clear window makes viewing what is inside the file easy. This letter-size embossed polypropylene organizer has 12 pockets and includes preprinted (A-Z and monthly) and blank tab inserts for easy indexing and customization. Each pocket holds up to 50 sheets. The flap and elastic cord closure provide security for easy transport or storage. Durable poly material is tear-resistant water-resistant and acid-free.