10 Pack of PM2.5 Activated Carbon Replaceable Anti Haze Filter for NYNJA Face Masks
- Filters size: 11,5 x 8 cm/ 4.6 x 3.1 inches.
Five-layer Filtration: Multiple protection to isolate dust, multi-layer folding, good ventilation, double your protection with an additional filter.
- Filtration technology: made of activated carbon and non-woven melt-blown filter cloth, five-layer filter system effectively filter out particle matter as small as PM 2.5 microns.
- Wide applications: Activated Carbon Filter anti airborne particles dust, smoke, pollution, ash, gardening pollen, and so on, suitable for most face masks.