The Maestro 2 Series 7919 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 extra-long filbert shape combines the advantages of flat and round brushes and are ideal for oil and acrylic painting and provides supple brushwork. They have a beautiful long red transparent handles with black ends and rust resistant silver ferrules and feel great in the hand.