Modifiers allow you to customize Akua Liquid Pigment viscosity and transparency so that you get the exact results you need for your specific printmaking project. Akua Extender is used to thin Akua Liquid Pigment if it becomes too thick. It is designed to reconstitute ink and ensure that no matter the climate, you can achieve your desired effect. Not suitable for use with Akua Intaglio Inks, soy-based formula with magnesium carbonate powder.Details:Amber colored liquid4 fl. oz.For use with Akua Liquid Pigment onlyEasy to clean up with soap and water