Developed in the late 19th Century & highly regarded amongst designers, artists & illustrators, these professional-quality drawing inks from Winsor & Newton continue to impress & provide satisfaction to this very day. Suitable for a broad range of applications using a brush, dip pen or airbrush, each of these intermixable colours has been made using artist-quality dyes in a shellac formulation, making them incredibly fast-drying, transparent & water-resistant. Available individually in 26 vibrant colours, this collection includes 4 of their richest, most versatile tones.