1Adopting high transparent, medical-grade FDA-approved material and according to the medical device manufacturing standard to manufacture, which is safe and quality guaranteed 2Using low resistivity and electrostatic compound filter to get high-performance filtration effect 3With invisible effect design, which will be more convenient and beautiful to wear 4Designed according to the natural shape of your nostrils, which is very comfortable to wear 5It can filter the haze, dust, exhaust, smoke, virus to give you a free breathing environment and away from the air pollution
