Winsor & Newton Drawing Inks are formulated from a series of soluble dyes in a superior shellac solution. These inks can be applied with brush, dip pen or airbrush and are widely used by designers, calligraphers and artists as well as illustrators. These brilliant colors are fully intermixable, and they are easily diluted (with distilled water). Fast drying and water resistant, they have excellent adhesion on most surfaces. Formulated from exceptionally brilliant dye dissolved in a superior shellac solution, these inks from Winsor & Newton are water-resistant when dry, ideal for layering, illustration, lettering and more. They are for use with brush, pen or airbrush. Set includes: black (Indian ink), brilliant green, deep red, peat brown, purple, sunshine yellow, ultramarine and vermillion. Details: Includes 8 colors (0.5 oz. /14 mL each) Fast drying ink Transparent drawing ink Intermixable ink Dye-based ink