The whitest and most opaque of the range, it is in many ways a modern replacement for Flake White. However, because of its strength it may overwhelm weaker more transparent colours. Whilst it is a fairly slow drier, it is popular as a mixing white and probably the most widely accepted white in use. Made mainly from titanium dioxide, it has a little zinc oxide added to improve film properties.Winsor & Newton 60ml tube Artists Oil Colour owes its reputation for supreme quality to the careful selection of the very finest pigments. By exercising maximum quality control throughout all stages of manufacture, selecting the most suitable drying oils and method of pigment dispersion, the unique individual qualities of the colours are preserved. To produce colours of reliable consistency and a high standard of colour matching demands a combination of the traditional crafts of the artists colourmen and modern colour technology skills. The colours in this range each contain the maximum pigment content consistent with good handling qualities, and so achieve the optimum tinting strength when reduced with white. The Winsor & Newton range of Artists Oil Colour is unmatched for purity, quality and reliability, a success which is reflected in its worldwide reputation amongst professional artists.