Derwent Tinted Charcoal XL Blocks Set of 6

Derwent XL Charcoal is exactly that - extra big chunks of fine art charcoal securely slotted in a foam mould, within a useful and protective tin. 

Each block differs slightly in size, but average dimensions are 60mm x 20mm x 20mm.

Naturally water-soluble.

Includes 6 blocks: Forest Pine, Mars Violet, Ochre, Sanguine, Sepia, White.