Royal & Langnickel paint your own masterpiece series is a truly unique approach to painting by numbers: they are based on a classic Renaissance technique of Grisaille. Grisaille is the process of developing artworks in gray tones and then using transparent glazes to bring the art to full color brilliance. You have to see it to believe it. Your master-piece comes to life with the tools in the set which includes one Grayscale Printed Canvas, twelve Royal Essentials Acrylic paints in tubes, one flat and one round paint brushes, a plastic palette for mixing, and easy-to-follow instructions. The paint your own masterpiece series board measures 11-inch by 14-inch. Striking designs ranging from still life scenes to romantic cottages to breathtaking landscapes await your touch. paint your own masterpiece, today. Conforms to ASTM D4236.