1. Military grade filtration, comes with adjustable ear strap and nose bridge, ergonomic, built-in one way exhalation valve can automatically open and close, so you can breathe smoothly, glasses won't fog up.
2. 100% brand new dustproof mouth mask with filter, ultra-soft, ecofriendly, comfortable, simple, lightweight, reusable.
3. 4 layers PM2.5 N95 activated carbon filter insert and valve system protection can filter almost 100% of particulate matter, gases, odors, dust, pollen, smog, PM2.5, germs, bacteria and viruses etc.
4. Easy to clean, mouth mask can be hand washed, hung out to dry, filter can be replaced, mask can last up to a year.
5. Suitable for running, cycling, hiking, skiing, crafts, gardening, anonymity and other outdoor activities, such as travelling, hospital, public places.
6.Ideal for kids, older, pregnant women, women, men, teens etc.