Toothbrush Head

FIG. 1 is a perspective view of a toothbrush head, showing my new design;

FIG. 2 is a front view of the design.

FIG. 3 is a rear view of the design.

FIG. 4 is a right side view of the design.

FIG. 5 is a left side view of the design.

FIG. 6 is a top view of the design; and,

FIG. 7 is a bottom view of the design.

The broken lines shown in FIG. 7 depict portions of the article and form no part of the claimed design.