As the world’s first FDA-registered, Clear, UV-C sterilizing smart mask, the LEAF Pro mask combines leading mask & medical technologies to offer UVC self-sterilizing properties, U-Series N-99 rating & 5-layer HEPA filtration to scrub the air of virtually all impurities & contaminants — 99.9997% to be exact. Plus, people can actually see your face while you wear it, allowing you to go safely, visibly about your business. A funded Indiegogo.