FIG. 1 is a perspective view of a fire safety mask showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof, the rear being a mirror image;

FIG. 4 is a side elevational view thereof, the opposite side being a mirror image; and,

FIG. 5 is a bottom plan view thereof.

The broken line showing of a person in FIG. 1 is for illustrative purposes only and forms no part of the claimed design.