Brush

FIG. 1 is a front elevation view

FIG. 2 is a rear elevation view

FIG. 3 is a left side elevation view

FIG. 4 is a right side elevation view

FIG. 5 is a top plan view,

FIG. 6 is a bottom plan view; and,

FIG. 7 is an enlarged view of portion “ 7 ” shown in FIG. 1 .

The broken lines shown in the drawings show portions of the article and form no part of the claimed design. The dot-dash broken lines shown in FIGS. 1 and 7 are enlarged view indicators, and form no part of the claimed design.