KN95 dust masks are virus-proof. The so-called KN95 is a standard of our country for the production of the mask industry, wearing this mask can filter more than 95% of non-oil particles, also including viruses and other pathogenic microorganisms. The level of this type of mask is the same as the international N95 and Korean KF94 masks. It has the same function and protection efficiency, so wearing N95, this kind of mask is equipped with the role of anti-virus and virus prevention. It is not necessary to choose N95 or KF94 masks, but different countries have different standard names. In addition to wearing KN95 masks, you can also wear disposable surgical masks also have the role of anti-virus.