Art Advantage Set Oil/Acrylic 24pc- 24 long handle brushes perfect for both oil and acrylic, with a canvas brush roll-up. Twelve white nylon brushes and 12 sturdy hog bristle brushes. Set includes one each: flat in sizes 2, 4, 6, 8, 10, 12, round 2, 4, 6, 8, 10, 12 in both synthetic and natural bristles. Holder measures approximately 16″x 13.75″.