Nocturna Pro brushes are comprised of the finest blend of premium soft synthetic hair for watercolors, inks and fluid colors. They are the perfect combination of softness and strength, designed to hold generous amounts of water and color, just like natural hair brushes. Delicate or bold strokes are made effortlessly, with the brush springing back consistently. Details:Flat stroke brushAvailable in multiple sizesSynthetic filamentKiln-dried standard hardwood handles Corrosion resistant, seamless gold-plated brass ferrules glued and crimped to the handlesFor use with watercolors and inks