FIG. 1 is a top perspective view of a brush handle showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof; the left side view being a mirror image of the right side shown;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken lines showing of bristles are for illustrative purposes only and form no part of the claimed design.