Zest It Lean Painting Medium – For use in the initial layers of an oil painting – excellent for oil sketches and underpainting. Thins oil paint to flow more easily and extend colour. Great for painting wet-on-wet and for using with oil bars and oil pastels. It is strong, flexible and non-yellowing and it can be thinned even further using Zest-it Oil Paint Dilutant and Brush Cleaner. Touch dry within 12 to 24 hours depending on quantity used and surrounding temperature.
