Savlon's brings to you its trusted protection now in Masks. Savlon Masks provides ?95% protection from particle aerosols of Viruses, Pollen, Dust etc that are ?0.3 micron by using an advanced five layer filtration system with electrostatically charged filters. Savlon Mask is a BIS certified FFP2 S Mask, considered comparable to FFP2/N95. Savlon Masks - Protection you can Trust! Advanced in comparison to ordinary masks.