Our Antimicrobial Universal Keyboard Protectors are enhanced versions of our Keyboard Cap and Universal Notebook Keyboard Protectors. A specialized silver-ion antimicrobial agent is added to the TPU film, and this agent kills bacteria, algae, and fungi on the Protectors, enhancing their longevity and keeping them cleaner. They're the perfect accessory for clinics, hospitals, offices, homes, or anywhere else you bring your computer!