A surgical face mask is generally worn by healthcare personnel or individual to prevent large particles expelled by the wearer from reaching the environment.
To be used as a physical barrier to protect you from large droplets of blood or body fluids.
3 layers of protection - Outer layer: Hydrphobic: Repel water droplets. Middle layer: Meltblown filter: BFE >99% Innter later: Soft absorbent non-woven layer and hypoallergenic.