da Vinci Watercolor Series 10 Maestro Paint Brush, Round Kolinsky Red Sable, Size 0 (100) Series 10 has european style shaping with an extra-sharp point and the fastest action at the tip The maestro designation denotes the highest quality winter male kolinsky red sable hair from the tobol river region in eastern siberia Excellent for watercolors, gouache, illustration, animation and rendering Brushes are handmade from raw material to finished brush by skilled artisans at the da Vinci factory Certified green manufacturing at the da vinci factory in germany