Folded KN95 Respirator Mask is 4 layer construction using ultrasonic welding, Applicable to the respiratory protection of occupational medical personnel. It can effectively block the air particles, droplets, blood, body fluids, secretions, etc.
Product Characteristics 1.Low respiratory resistance, free of odor and stimulation.
2.No fiberglass, no rubber.
3.PFE (filtration efficiency for non-oily particles) ≥95%.
4.BFE (bacterial filtration effeciency)≥99%.
5.VFE (viral filtration effeciency)≥99%.
6.Ultrasonic welding process, comfortable wearing experience.
7.Flat fold design offers convenient storage and portability.