Does the antimicrobial technology wash off? August 10, 2020 18:09 Follow The antimicrobial technology cannot be washed off or eroded and is active 24/7 in the film. Related articles Does the antimicrobial technology wash off? Do antibacterial posters prevent viruses? What do antibacterial posters look like? What do antibacterial stickers look like? Can I upload more than 1 design on a single order?