Grumbacher Academy Oil Paint, 37 ml/1.25 oz, Ivory Black A neutral black with a low tinting strength Ideal for mixing shades and for glazing Color is made with finely ground pigment and has an ASTM lightfast rating of 1-Excellent; Made in USA Smooth, rich paint is highly pigmented and has superior tinting strength at a single student price The non-metallic colors in the Academy Oil student line correlate to the Pre-tested professional line, allowing students to graduate to a professional grade paint with ease