da Vinci Watercolor Series Maestro Paint Brush, Extra Short Retouch/Spotter Kolinsky Red Sable, Size 1 (1505-01) Series 1505 maestro is an extra short length kolinsky sable round aka "the miniaturist" The maestro designation denotes the highest quality winter male kolinsky red sable hair from the tobol river region in eastern siberia Excellent for retouching of any sort and a favorite of miniature painters 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