Grumbacher Gainsborough Fan Oil and Acrylic Brush, Hog Bristle, Size 4 (1271N.4) Strong, durable brush easily manipulates heavy paint; unique taper causes the bristles to interlock, which maintains its original shape and helps control the placement of color Perfect for special painting that requires the gentle spreading and blending of colors Especially helpful in portraiture and landscapes Made from Chungking hogs hair - best choice for oil and acrylic paint due to the flags that hold color Professional-grade brush