3M 8812 Pollution N90 Mask with Valve - Pack of 5: Amazon ...
3M 8812 is FFP1 Mask and respirator that provides respiratory protection against dust, pollution particles, SMOG, allergens, viruses . This is the most high quality mask by 3M. 3M 8812 is FFP1 EN certified mask with EN149:2001 certification. It filters the air upto 90%. It has an exhalation valve for cool flow of air and sweat free face.