More than 95% of the filtering effect, protect your healthMaterial against five syntheticFirst layer: air-permeable plastic layer bonded to the face contour, blocking larger particlesSecond layer: activated carbon adsorption filter layer chemically polluted airThird layer: auxiliary discharge lint filter harmful substances, the 0.30 micron filter smaller dustFourth layer: Spray lint 0.03 micron filter reinforcing layer reinforcing the PM2.5The fifth layer: the inner layer of non-woven fabric comfortable breathable, easy to dirty, worn improve healthNote: Due to manual measurement,Please allow actual size have 1-2cm error! Thank you!
TrustPilot
1天前
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