The KF94 mask has been called out by some media outlets as being a “highly protective” mask option considering the new Covid-19 variants appearing across the globe. KF94 is a South Korean mask that is comparable to the N95. KF stands for “Korean filtration” and 94 represents the efficiency of the filter, 94% in this case. Medical professionals don’t think the new mask is anything special, although they are more readily available than N95 masks and are intended for public use. Click here to read the full article by Pranav Baskar. Click here for an infographic tutorial on how to make your own face mask.