Jo Sonjas Artists Colours are formula acrylics offering the opacity of colour and the beautiful, velvet matte finish associated with traditional gouache plus superb handling and brushing characteristics.Unlike gouache, they are water resistant and will not chip or crack when cured. Jo Sonjas Artists Colours have been designed specifically to meet the needs of artists who not only demand the finest quality pigments, but are concerned about the longevity of their work and require a painting system with truly unlimited applications. Jo Sonjas Artists Colours also have wonderful fine art applications, such as painting on canvas, airbrushing, wildfowl art, and watercolour techniques. Illustrators enjoy the fast drying times and the matte, velvet finish.