Artist quality graphite pencils and specialty pencils for sketching and drawing, both in studies or final artwork. These Van Gogh pencils are lightfast rated. The barrels are made from responsibly forested cedar wood; a soft wood that is easy to sharpen. This combination 24-piece tin set includes the following 12 degrees of graphite: 9B, 8B, 7B, 6B, 5B, 4B, 3B, 2B, 1B, HB, 1F, 1H and the following 12 specialty pencils: aqua soft (water soluble), aqua medium (water soluble), charcoal soft, sanguine, sepia dark, sepia light, white, yellow ochre, raw sienna, light oxide red, burnt sienna, and caput mortuum red.