KN95 Disposable Face Masks are considered respirators and are similar to the US standard N95 respirator mask, though they are not exactly the same. They are approved by the CDC NPPTL Respirator Assessments to Support the COVID-19 Response.
High filtration efficiency with 3 layers.
Easy to breath through.
Compliance with GB 2626-2006 (KN95)
3 layer purification: Melt-blown nonwovens. Moderate thickness for particle absorption.
High efficient in filtering out particles
Outer soft non-woven fabric layer: Block particles and pollen.
Middle soft melt blown-fabric layer: Filters out dust, PM2.5, smog and germs.