Mask Guard produces the world's smartest, lightest & softest masks. Quality assured. Wash Endurance 50+ times (without compromising efficacy) Our smart Antimicrobial is TESTED to kill 99.9% of bacteria/influenza viruses on contact. Our 0.5 cm FitPower Dual is made from a double layer of collagen-infused fiber + microfiber, which allows great ventilation and retains natural skin moisture, making it extremely breathable and stretchable for wearers. Designed especially for the pandemic, the mask can be worn on its own, and can also act as a sleeve, prolonging the lifespan of medical/surgical masks. In addition, our coating blocks microdroplets and helps trap dust, pollen, and small particles. USA Designed Mask with German Water Repellent Technology. Manufactured in Taiwan.