KN95 Face Mask: Our KN95 standard dust mask efficiently filters 99% of airborne particles free of oil, protection against fine dust, solid and liquid particles, against pm 2.5 air pollution, smog, smoke, car exhaust, pollen, etc. suitable for home and professional use, indoor or outdoor use. For your own health, to ensure you receive the genuine items,
"ROOM 225-226,BLOCK D OF OFFICE BUILDING,NO.99,JUCAI ROAD,YINZHOU DISTRICT,315100 NINGBO China