A unique formulation for superior surface blending with acrylic paints. Extends drying time up to 40% for superior surface blending with acrylic paints. Similar in body to Liquitex Heavy Body Professional Artist Color. Mix any amount into color to enhance the depth of color intensity, increase transparency, gloss, and add flexibility and adhesion to paint film. Dries clear to reveal full, rich color. Unlike retarding additives, any quantity may be added to color without jeopardizing the strength of the paint film. Translucent when wet, transparent when dry. Flexible, non-yellowing and water resistant when dry.