Series 10 has a European style shape 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. The high-quality, extra-elastic Kolinsky Red Sable brushes provide high color absorption, making it easy to paint all details perfectly. These brushes are handmade from raw material to finished brush by skilled artisans at the da Vinci factory and are excellent for watercolors, illustration, animation and rendering. Seamless, nickel-plated brass ferrules are rust-resistant and long lasting. This set includes Series 10 Size -3, 0, 1 and 4. Recommended age 2+ years