da Vinci artissimo series 428 maestro kolinsky red sable hair is of the highest quality and holds a large volume of water which makes it excellent for mop and wash techniques. generously sized and hand shaped, its unique point allows for full strokes across the paper. huge reservoir lays down large amounts of water ideal for wash and mop techniques, these brushes satisfy every demand in watercolor, gouache, calligraphy and indian ink painting.