The Winsor & Newton Designers Drawing Ink is a high-quality, professional-grade ink that is perfect for creating stunning artwork. This 14ml bottle of gold ink is lightfast and waterproof, making it ideal for use on a variety of surfaces. The ink is also non-clogging, so it won't dry out in the nib of your pen or brush. The ink is also fade-resistant, so your artwork will remain vibrant and beautiful for years to come. This ink is suitable for use with dip pens, brushes, airbrushes, and technical pens. It can be used on paper, board, and other surfaces. It is also suitable for use with a variety of mediums, including watercolour, gouache, and acrylics. The ink is easy to use and can be thinned with water for a more subtle effect. The Winsor & Newton Designers Drawing Ink is a great choice for professional artists and hobbyists alike. It is a reliable and versatile ink that will help you create beautiful artwork that will last for years.