100pcs หน้ากากอนามัย 3mหน้ากากป้องกัน PM2.5 แบบใช้ซ้ำได้ 5 ชั้น kn95 5ply Reusable Protective pm2.5 Unobstructed breathing white n95 facemask

KN95 level respiratory protection, filtering efficiency up to 95%, mesh breathable composite fabric, suitable for all seasons.3
-dimensional riding mask with three
-dimensional filter, tight fit, anti
-pollen,anti
-smoke, anti
-dust, anti
-fog Mask. High
-density non
-woven fabric
-nano filtration
-N95 filtration
-high
-breathable non
-woven fabric, which can prevent dust, car exhaust, pollen, etc.. KN95 dust mask is foldable for easy storage and can be used indoors and outdoors. Suitable for people of all ages. It is ideal for carpentry, sports, exercise, city cycling, running, cycling and motorcycle riding and travel.