The Liquid Pencil formula allows you to cover large sketching areas quickly, achieve watercolor effects, and create versatile washes! An authentic graphite pencil effect with both permanent and rewettable formulas you can apply with a brush, nib or other art tools produces versatile artwork. The permanent liquid pencil will burnish up in a similar manner to traditional graphite but it will not smudge. This 12 tube set includes gray 9, gray 3, yellow, blue, red, and sepia in both permanent and rewettable formulas. Rewettable formula allows you to remove areas using water in a manner similar to watercolor techniques or with a traditional eraser.Details:Includes assorted colorsNontoxic and water basedMade with natural graphite powderContents:12 liquid pencil tubes (12 mL each)