da Vinci Oil & Acrylic Series 1206 Maestro Liner Brush, Medium-Length Straight Edge Kolinsky Red Sable with Black Polished Handle, Size 1 (1206-01) Medium length with a clean straight edge, kolinsky red sable hair For lettering, long lines or fine line detail work The maestro designation denotes the highest quality winter male kolinsky red sable hair from the tobol river region in eastern siberia Unique, long handle lettering brush with straight edge, not round Certified green manufacturing at the da vinci factory in germany