The Winsor & Newton Designers Drawing Ink is a high-quality, professional-grade ink that is perfect for creating vibrant and long-lasting artwork. This 14ml bottle of Violet ink is lightfast and waterproof, making it ideal for use on a variety of surfaces, including paper, board, and canvas. The ink is also suitable for use with dip pens, brushes, and airbrushes.The ink is made with a blend of pigments and dyes, which ensures a smooth and consistent flow. It is also non-clogging and non-separating, so it won't dry out in the bottle. The ink is also acid-free and archival quality, so it won't fade or discolor over time.To use the ink, simply shake the bottle well before use and apply it to the desired surface. The ink can be used to create a variety of effects, from bold lines to delicate washes. It can also be used to create a range of colors by mixing it with other inks.The Winsor & Newton Designers Drawing Ink is a great choice for professional artists and hobbyists alike. It is easy to use and provides excellent results, making it a great addition to any artist's supplies.