More for the money with this high quality Product Offers premium quality at outstanding saving Excellent product 100% satisfaction Derwent XL Charcoal - XL Charcoal Blocks Incredibly versatile! From powerful lines, to subtle gradients, Derwent XL Charcoal combines the natural qualities of charcoal with the strength and body of a chunky block. Soft meets strong; agile meets bold; the perfect blend of rich tones and organic marks. There are 6 colours in the range: 1 natural black, 4 traditional drawing colours and white.