Sell ❅❀☢KN95 Mask Mouth Caps Cloth Masks Mascarillas KN95 Face Mask Disposable Face Mouth FFP2 Masks With best price

The filtering efficiency of kn95 grade masks for bai particles with aerodynamic diameter ≥0.3µm is above 95%. The aerodynamic diameter of air bacteria and fungal spores mainly varies between 0.7-10µm, which is also within its protection range.Therefore, this type of mask can be used for the respiratory protection of certain particulate matter, such as the dust generated by the processes of grinding, cleaning and processing minerals, flour and certain other materials. It is also suitable for the liquid or non-oily generated by spraying. Particulate matter of harmful volatile gas.Can effectively filter and purify the inhaled abnormal odors (except toxic gases), help reduce the exposure level of certain inhalable microbial particulates (such as mold, anthrax, tuberculosis, etc.), but it cannot eliminate contact infection, illness or death risks of