Da vinci nova synthetics are blend of 3 different diameters of synthetic that enhance color-carrying capacity for clean, even brush strokes * Slightly softer in feel than the da vinci top acryl or impasto brushes for acrylics and oil * High quality, elastic fibers maintain their shape after vigorous use easy to clean * Expertly shaped and tapered inherent to the qualities of synthetic rather than natural hair * Certified green manufacturing with sustainable wood handles handmade in germany at our family owned factory since 1890