Available in 40, 50, and 110 ml tubes.
The paint blends with other oil colors and oil mediums, though water solubility will be lost if traditional oils or oil mediums exceed 30% of the mixture. The paint is water soluble, but the oil is identical to that used in Holbein Artist Oil Color. Any residue of this surfactant loses its effectiveness when the oil color is dry, and has no effect in the drying process. Holbein Duo Aqua Oils are artist's quality water soluble oil colors.