Grumbacher Goldenedge Golden Toray Filbert Watercolor Brush, Synthetic Bristles, Size 6 (4625.6) A perfect compromise between rounds and flats - shaped like a flat with a curved end allowing for more flexibility The side can be used like a round and the broad side like a flat Soft bristles are perfect for blending, washes, and delicate details Durability and strength similar to more expensive sable brushes Professional-grade brush