Red Sable Brush mounted on a round handle. Red Sable is best in oil based paint such as authentic Billing Boats’ paint. When using with water based paint the bristles can swell and lose shape. Size 2 (2) has a medium sized head and is popular for broader general hobby applications. Natural Red Sable Bristles, aluminum (non-rust) ferrule, painted wooden handle. A nice brush and an excellent value.