The Maestro 2 Bristle Brush features interlocking natural long length hog bristles that extend deeply into the ferrule. This guarantees enduring elasticity, springiness and longevity. The interlocked method of brush-making also means that the brush has excellent colour holding capacity. The round brushes are great for detail and precision work and are ideal for oil and acrylic painting. They have a beautiful long red transparent handles with black ends and rust resistant silver ferrules and feel great in the hand.