✅KFDA safety certification, Korean Food and Drug Administration certified KF94 ✅Has US FDA certificate ✅The packaging is also printed with "medical external use" (의약외품), and is approved by the Korean government for use by medical personnel ✅KF94 vs N95 are of the same level Thousands of anti-epidemic masks, effectively blocking viruses and bacteria, can filter common infectious viruses and bacteria, conforming to the ergonomic design, South Korea's highest protection ✅ effectively filtering up to 94% of 0.4㎛ fine suspended particles in the air ✅ blocking droplets, Haze, sandstorms, viruses, bacteria, pollen, smoke, odor✅Protect the respiratory system from pollutants and infectious substances✅Specially designed three-dimensional nose position to reduce the pressure on the nose wire