HOLBEIN Watercolour Brush - Series 3100R Resable (Goat/Synthetic) - Round - Size 8 (5.5 x 23mm)A mixture of goat and synthetic Resable fibre, optimising the ability for good colour absorbtion and affordability. Goat provides softness and the synthetic gives the spring. Used by well known Japanese watercolour artist Shibasaki. Ideal for watercolour. Available in sizes 00, 0, 2, 4, 6, 8, 10, 12, 20.