Liquid pencil allows artists to create authentic lightfast graphite pencil effects and pencil sketches using a liquid graphite product. Use for detail work or covering and building up large areas quickly. Rewettable formula can be easily thinned with water. Permanent formula can be mixed with acrylic painting medium to maintain permanency and allows for the softest of colors to be applied with a brush nib or other art tools. Set of 12 ml tubes contains blue red yellow sepia gray &35&59;3 and gray &35&59;9 in both permanent and rewettable formulas.