da Vinci Oil & Acrylic Series 1620 Oil Paint Brush, Round Russian Red Sable with Long Grey Handle, Size 4 (1620-04) Excellent russian red sable from the ussuri river region Expertly shaped for spring, resiliency, color-carrying capacity and their ability to hold a sharp point Color can be spread thinly and evenly for subtle shades of color, structuring or layering For precise, controlled brush strokes, detail work, and fine blending Certified green manufacturing at the da vinci factory in germany