GRAPHITE STICKS, Derwent Graphitones, 6B, Pack of 12

Quality water-soluble sketching stick for quick coverage and multiple tones. Features no wood casing, just pure water-soluble graphite in a stick which can be used like a pencil or peel off the wrapper and use the stick whole or break into chunks to create broad sweeps of tone really quickly, then just add water and watch the graphite dissolve into softness.