Amidst the spread of this COVID-19 virus, which is already considered as pandemic, comes the high demand of the basic necessities to combat the infection. One of which is Mask, specially the KF MASK. KF stands for Korea Filter, being certified by the Ministry of Food and Drug Safety and the number that follow indicates the level of protection. The higher the number the more effective it is of filtering fine particles and so its price. Such masks available in Korean market are: KF80 / KF94 / KF99
*Other countries use different letter code or rating system.
IE. Europe code = Korea code [ FFP1 = KF80 / FFP2 = KF94 / FFP3 = KF99 ]
Now, the Korean government regulates the distribution of these masks due to the demand which skyrocketed.