Brush

FIG. 1 is a perspective view of a brush showing the claimed design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof; and,

FIG. 9 is an enlarged view of area 9 shown in FIG. 2 .

The short dash broken lines depict portions of the article that form no part of the claimed design. The long dash broken lines seen in FIGS. 2 and 9 are for the purpose of depicting enlarged view indicators, and form no part of the claimed design.