Toothbrush

FIG. 1 is a front perspective view of a toothbrush;

FIG. 2 is a back perspective view of a toothbrush;

FIG. 3 is a front elevational view of a toothbrush;

FIG. 4 is a back elevational view of a toothbrush;

FIG. 5 is a side elevational view of a toothbrush;

FIG. 6 is a side elevational view of a toothbrush;

FIG. 7 is a top plan view of a toothbrush; and,

FIG. 8 is a bottom plan view of a toothbrush.

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