Easily make pencil brand substitutions!
But that's not all -
See how 5 colored pencil brands look on 6 different surfaces: Stonehenge, Drafting Film, Fabriano, Black Mat Board, Suede Board and Canson Mi-Teintes. 29 Page booklet with charts showing the following brands: Prismacolor, Faber Castell Polychromos, Derwent Artists, Caran D'ache Pablos and Lyra. Available as a digital download only.
Really an invaluable tool!