For hundreds of years the world has marveled at the works of art created by the "Old Masters" during the Renaissance. Not only did their achievements arise from training and talent, but also from the techniques they used in preparing their materials. It wasn’t until the 20th century that some of these formulas were rediscovered.
Grumbacher has continued this tradition in the manufacture of its painting mediums, by assuring that the original paint attributes are enhanced, not compromised, by their use. Oil Painting Medium III dilutes oil color to speed drying time and improve paint flow. Add it directly to the color in small quantities. It's perfect for detail work.