Wall Unit Reference Starter Set, 10 Wire-Reinforced Pockets Specifically designed for working environments subject to strict hygiene standards where multiple users need access to the documents. Sterifold display pockets are manufactured with silver ions, a proven antimicrobial agent, EPA registered and FDA recognized; Sterifold display pockets deliver silver ions through a controlled exchange process every time bacteria, mold, or fungi appear on the surface of the pockets. Ten black-frame, letter size antimicrobial pivoting pockets for 20 total views. Infinitely expandable by assembling additional wall units side-by-side. Ideal for hospitals, medical centers, commercial kitchens, food service facilities, offices and reception areas.