- PM2.5 Activated Carbon Replaceable Anti Haze Filter. Filters size: 12 x 8 cm/ 4.7 x 3.1 inches
- 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.
- [5 Layer Protection]: 1st layer of cloth filters micron-level dust. 2nd layer filters industrial pollutants, automobile exhaust, passive smoking, and pollen allergens. 3rd layer of active carbon cloth filters micron-level dust. 4th layer offers filter density for smaller material. 5th layer of cloth filters out all kinds of harmful substances
- REQUIRES the use of a filter pocket if you want to slip this filter between the 2 layers of the cloth mask. (or you can open up the seam at the bottom of your mask and insert this filter in one of my previously sewn masks)
- 1. Filter insert can not be cleaned and should be replaced every 1-2 days.