The Face Mask can be used for more than 2 years, but the filter is recommended to be replaced every 30 days. The frequent or severe haze area is subject to the situation (the filter becomes black or damaged, please replace it in time, recommended once every 2 days).
The material of the Face Mask is made of diving cloth. A slight taste is normal. You can take out the filter first and soak it in warm water for 15 minutes. The taste will slowly disappear. The principle of activated carbon of the filter cannot be washed.
Activated Carbon Dustproof Face Mask
Are you now troubled by dust chemicals, smoke and particles,
Do you want to enjoy a free outdoor life?
Common mask ? It has no effect.
Moving purifying respirator? It is large and burden
That's a good reason to buy this Activated Carbon Dustproof Face Mask. Refused to be a human vacuum cleaner, wear a dust proof ,anti-haze mask.
A Must Have for outdoor activity
Suitable for dust, anti-vehicle exhaust, anti-pollen allergy, PM2.5, for cycling, hiking, skiing and other outdoor activities