Material: Activated Carbon & Cotton Size: Universal Purpose: protection of PM2.5,dust, pollen, industrial dust, cement dust, haze, microorganisms and other non-oily particulate matter Using the occasion: 1
Colds, viruses, particles of dust and soot.
Urban pollution, vehicle exhaust, fog and haze
Workshops, construction sites, pesticide spraying, interior decoration, electric welding
Place to live