The Bioscarf protects you from many of the common airborne contaminants associated with air pollution. It has an N95 rating which means when fitted correctly, it is capable of blocking 95% of all non-oil based airborne particulates 0.3 microns in size or larger. So yes it covers PM2.5!
The BIOSCARF is exactly the scarf you need, at precisely the moment you need it!
Its stylish, soft and warm, designed to withstand the elements and has an N95 rating. So, whether you are out for a ride, on the bus, on the plane, or just out and about, the Bioscarf gives you comfort and protection wherever and whenever you need it!