Smead 70727 Antimicrobial A-Z Expanding File, 21 Pockets, Letter, Blue Expanding files are ideal for organizing, storing and transporting large amounts of paperwork 21 pockets with alphabetic (A-Z) indexing. Each pocket expands 7/8" Treated with antimicrobial product protection to resist the growth of bacteria, mold and mildew that can cause stains, odors and product deterioration. Open top design for easy document access. Reinforced liner board front and back panels. Full-height gussets are reinforced with tear resistant material at the top for durability. Includes one letter size (12" W x 10" H) 21 pocket expanding file with antimicrobial product protection Contains 10% recycled content, 10% post-consumer material, is SFI Sourcing Certified and acid free