China ink is an intense, indelible black ink held together with a slow drying varnish that calligraphers and illustrators will love. Gives any ink piece a finished and professional look. It is the richest, deepest black on the market today. Totally waterproof and completely lightfast. Dries to a sateen finish. Use on paper, film, board or with airbrush. Mix with water or apply undiluted with a brush or dip pen.