FIG. 1 is a perspective view of a specific, illustrative dive mask according to the present invention;
FIG. 2 is a left side view of the mask shown in FIG. 1, the right side view being a mirror image thereof;
FIG. 3 is a top plan view of the mask shown in FIG. 1; and,
FIG. 4 is a reverse plan view of the mask shown in FIG. 1.