Winsor & Newton has been making their Designers Gouache since 1935 - a tantalising range of 82 opaque water colours. Popular among designers, illustrators and commercial artists, this gouache paint is perfect for creating bold, vibrant artworks. All these tones are intermixable and you can pair them with Winsor & Newton water colours for a flat, matte colour effect. Cobalts and Cadmiums are labelled with Prop. 65 Warning: These products contain a chemical known in the State of California to cause cancer.