Royal Brush-Aqualon Value Pack Brush Set: Round. These professional artist grade brushed are perfect for acrylic and watercolor paints. This 10-3/4x3-1/2 inch package contains thirteen round brushes in sizes 20/0, 10/0, 5/0, 3/0, 2/0, 0, 1, 2, 3, 4, 5, 6 and 8.