Desktop alphabetic file features blue antimicrobial 11 point stock that inhibits the growth of bacteria, mold and mildew that can cause stains, odors and product deterioration. Ideal where the fight against bacteria and mold is critical, such as medical and dental clinics, schools, offices and daycare centers. Each letter-size pocket expands to 7/8". Expanding file features full height, colored antimicrobial gusset and clear poly tape reinforced at top. File is made of acid-free, archival-quality stock.