Liquitex 5334 64 oz Gesso Paint Bottle, 64oz, Multicolor Premium acrylic gesso used to prepare painting surfaces for acrylic and oil paint Lightweight, non-toxic and dries to a water-resistant, non-yellowing surface Includes 64-oz / ml bottle of medium Intermixable with Liquitex Professional Acrylic Paint Colors and Mediums. Conforms to ASTM D4236; Safe for educational use