The surface layer is 50g non-woven cloth, the second layer is 35g activated carbon cloth, the third layer is 45g hot air cotton
the fourth layer is 30g KN95 filter material, and the inner layer is 50g non-woven cloth.
|Wearing A Way||Head Type|
|Obtained Certification||LA, national industrial production license|
|Packing Specification||50 PCS/box of 600 PCS/box|
Particles such as those from grinding,sanding,sweeping,sawing,bagging,or processing minerals,coal,ironware,flour,metal,wood,pollen,and certain other substances.
Liquid or non-oil based particles from sprays that do not also emit oil aerosols or vapors.