NOTE: Due to multiple factory sources you may receive any of the types photographed.  Thank you.   KN95 (China GB2626-2006) Filtering Facepiece Respirator Comparison between N95/KN95/FFP2 https://multimedia.3m.com/mws/media/1791500O/comparison-ffp2-kn95-n95-filtering-facepiece-respirator-classes-tb.pdf Based on this comparison, it is reasonable to consider China KN95, AS/NZ P2, Korea 1st Class, and Japan DS FFRs as “equivalent” to US NIOSH N95 and European FFP2 respirators, for filtering non-oil-based particles such as those resulting from wildfires, PM 2.5 air pollution, volcanic eruptions, or bioaerosols (e.g. viruses). However, before selecting a respirator, users should consult their local respiratory protection regulations and requirements or check with their local public health authorities for selection guidance.