KN 95 mask
Particulate filtration efficiency(PFE):≥95%
Product Features : * KN95 Face Mask filtration efficiency (dust-removing rate) is more than 95% for non-oily particulate matter, and the filter material is harmless to the human body.
* High elastic ear loops are comfortable and not tight.
* Adjustable nose piece helps mask covers the user’s face fittingly.
* Solid ultrasonic spot welding edge pressing for strong ear loop and beautiful shape.