Specialist Crafts Essential Synthetics are ideally suited for use with acrylics oils ready mixed and gouache paints.The Essential Brush Range offers a huge choice of sizes and bristle options and as part of the Specialist Crafts core product range we keep the prices low to make your budgets last longer! All handles are made from birch wood and protected with a lacquer. Where possible we source our birch from sustainable sources. The anti-rust ferrules are seamless so they protect and hold the tuft for longer. Long handled brushes.Round synthetic bristles. 10 each of sizes: 3 4 6 10 12 and 18.