The Winsor & Newton Professional Water Colour range offers bright, vibrant colours and unrivalled performance in an extensive colour spectrum. Watercolour reflects the unique characteristics of the pigments used and Professional Water Colours use only the finest pigments, known for their brilliance, permanence and colour strength. With 80 single pigment colours in the range, Winsor & Newton offers the widest range of modern and traditional pigments for clean colour mixing. The transparency of Professional Water Colour is achieved through pigment dispersion during manufacturing the natural characteristics of each pigment highlights the paint's transparency level. 106 out of 109 colours in the Professional Water Colour range are classed as "permanent for artist's use".