Cosmetic Brush

The file of this patent contains at least one drawing/photograph executed in color. Copies of this patent with color drawing(s)/photograph(s) will be provided by the Office upon request and payment of the necessary fee. 1. Cosmetic brush 1 . 1 is a front elevation view of a cosmetic brush showing my new design; 1 . 2 is a rear elevation view thereof; 1 . 3 is a left elevation view thereof; 1 . 4 is a right elevation view thereof; 1 . 5 is an enlarged top plan view thereof; 1 . 6 is an enlarged bottom plan view thereof; and 1 . 7 is a perspective view thereof.