da Vinci Watercolor Series 1500J Paint Brush, Round Kolinsky Red Sable with Black Handle, Size 8 Pure kolinsky round Series 1500J is designed for watercolor, gouache, china painting, miniatures, painting on glass and restoration 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