Medicine Medical SuppliesRespiratory Mask
4C Air has collaborated with AireTrust to create a KN95 certified face masks using our patented BreSafe nanotech that has exceptional breathability and filtration. It is a particulate mask with equivalent filtration to NIOSH N95 respirators. Our patented nanotechnology was developed at Stanford University and allows you to breathe more freely during inhaling and exhaling. It offers filtration against microscopic particles at the PM2.5 level. Medium size. We also offer Large and Kids sizes.
KN95 Certified – GB 2626-2019 (N95 equivalent)
Stanford Developed Nanotech Patent
99% Filtration Efficiency
Ear-Loop Style Bands
Adjustable Nose Collar