Koh-I-Noor Pigment-Based Universal Drawing Ink, 0.75 oz. bottle, Black is a professional, transparent pigment-based ink. It can be used in fine art, craft, calligraphy or airbrush applications. Extremely versatile and fast drying, this ink is waterproof and erasable on drafting film. Use on paper, vellum, drafting film and tracing paper.