Winsor & Newton Cotman Water Colours are a range of water colours that are made to our normal high quality standards but costs are kept to an economical level by replacing some of the more costly pigments with less expensive alternatives.Each colour has good transparency, excellent tinting strength and good working properties.Chinese White is a zinc based opaque white.Winsor & Newton were the first to sell Chinese White in England in 1834.It was named after the popular Chinese porcelain imported at the time.