Wholesale Face Mask Filter

Filters: - made of activated carbon and non-woven melt-blown filter cloth, 5 layers filter system effectively keep away from PM2.5 and a range of airborne contaminants - SIZE: Carbon filters size measures approx. 12.5 x 8 cm/ 4.9 x 3.1 inches, compatible with most dust masks, easy to insert or replace the original one. NOTICE - Filter insert can not be cleaned and should be replaced every week,when film or sticky sediment stains emerge, please replace the filter. WIDE APPLICATIONS - Mouth mask filter anti airborne particles dust, seasonal allergies, smoke, pollution, ash, gardening pollen and so on, suitable for most occasions.NOTE: Adjustable ear loop comes in black or white depending on the inventory on hand.