Mont Marte Impasto Premium 500MlMont Marte Impasto Premium Mont Marte Impasto is a clear drying medium that is used to create texture and keep brush strokes in place Impasto can be mixed directly with acrylics and has no effect on the final colour Water is used to clean It is a water based medium, so it cannot be mixed with oils, but it can be painted over with oils once dry It gives artworks an expressive quality and has the ability to bring painting into the third dimension