US D456901 S1
FIG. 1 is a front elevational view of a form-fitting device for a hearing aid showing my new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a left side view, the right side view being a mirror image thereof; and,
FIG. 4 is a top plan view thereof; the bottom plan view being a mirror image thereof.