A high-performance special filter that charges static electricity cuts 0.1 micron particles by 99% or more.
?? A performance test of this product using a virus proved a capture rate of 99%.
?? The thin 3-layer structure makes breathing easy.
?? The inside is a smooth material that is gentle on the skin, so it does not itch easily even when worn for a long time.
?? Uses wheelie rubber that is gentle on the ears. Even if you wear it for a long time, your ears will not hurt easily.
?? BFE bacterial droplet collection (filtration) efficiency test completed.
?? VFE virus droplet collection (filtration) efficiency test completed.
?? PFE fine particle collection efficiency test completed.
?? Pollen particle collection (filtration) efficiency test completed.