Face mask frame

FIG. 1 is a top, front, and side perspective view of a face mask frame showing our new design;

FIG. 2 is a top, rear and side perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a first side view thereof;

FIG. 6 is a second side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The dash-dot-dash broken lines define the bounds of the claimed design and form no part thereof. The dash-dash broken lines illustrate portions of the face mask frame that form no part of the claimed design.