Adult Size 8cm x 12cm
5 Layers PM2.5 Filter
Non-Woven | Melt Blown | Activated Carbon Fiber | Melt Blown | Non-Woven
Each Filter is in packaging
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Filtration technology: made of activated carbon and non-woven melt-blown filter cloth, five-layer filter system effectively keep away from PM 2.5 and a range of airborne contaminants.
Use Suggest: usually recommend replacing the filter once a week, enough quantity for you to use for a long time.
Multiple protection to isolate dust, multi-layer folding, good ventilation, against nasty substances, gases, and odors.
The filters anti airborne particles dust, seasonal allergies, smoke, pollution, ash, gardening pollen and so on, suit to most occasions.