1 Customask Neo (ART21) + 2 filter PM2.5
Secured with sturdy straps.
The contoured shape ensures a perfect fit.
100% soft antibacterial neoprene, can be sterilized in the oven or microwave.
Filtration Technology: Made of activated carbon and non-woven cast filter cloth, the 5-layer filter system keeps away from PM 2.5 and a range of pollutants in the air.
Fliters size: 12 * 8cm / 4.72 * 3.15 in suit for all sizes.
Efficient activated carbon filters isolate up to 99 percent of dust, ideal for protecting your mouth and face from dust, haze, allergies, smoke, pollution, ash, pollen, dangerous chemicals, heavy metal particles, etc.