Crayola Model Magic Modeling Compound, 1 oz each packet - Comes in white, blue, red and yellow. Great for quantity control, which means less waste per individual packets. The Model Magic is a self-hardening modeling compound with a clean texture. It starts out soft and pliable for easy use and airs dries in 24 hours. Once sculpted, finished pieces can be decorated with markers, acrylic paints, watercolor, glitter glue and tin foil. Perfect for take home projects and more. Clean handling, safe and nontoxic.