ARTGRAF No.1 Kneadable Graphite (450g jar)A new and innovative way to use premium artist grade graphite for drawing or painting. No. 1 has the consistency of putty that allows the artist to mold its shape for large or small areas. Combined with water soluble techniques, No. 1 produces an endless range of light and dark shades. When developing the material it was decided that the N1 should dry as quickly as possible in order to preserve the art work and to allow work by layers with water