Royal & Langnickel Pink Art 10-Piece Natural Hair Brush Set Natural Hair brushes from Royal & Langnickel are great for many mediums including acrylic, adhesives, alkyds, gouache, glass paints, oils, tempera, watercolor and hobby paints Explore different painting techniques with this variety of brushes Includes 10 natural hair brushes (round 1, 3, 5; flat 4, 6, 8; filbert 2, 6; fan 2; angular 5/8)