These Derwent Graphic Mixed Media Pencils are the perfect introduction to the Derwent drawing and sketching range. The traditional, high quality graphic pencils will help you achieve incredible results from your sketches and artworks. The set includes two water soluble Graphitone sticks, four graphic pencils, a plastic eraser, and a pencil sharpener. There is a 2.5mm core for hard degrees and a 3.5mm core for soft degrees.2.5mm and 3.5mm coresIncludes two water soluble Graphitone sticks, four graphic pencils, a plastic eraser, and a pencil sharpenerTraditional, high quality graphic pencilsExtremely consistent tonesThe perfect introduction to Derwent sketching and drawing rangesDerwent Graphic Mixed Media Pencils 8 Pieces