KN95 protective masks are measurely designed to offer better protection than other disposable masks and has been systematically tested to ensure a particle filtering efficiency of at least 95% of non-oily suspended particles of 0.3 microns or larger.they provide a much higher level of protection with face form fitting and greater pressure drop.

They are not suitable for harmful gases, surgical mask and not for surgical use. basically not recommended for children. they are designed for protection from airborne particles like viruses, pollutant.