Modeling compound is an exciting, non-toxic modeling material that is easily manipulated and joined to make any form or shape. Remarkably lightweight, clean and resilient, Crayola Model Magic modeling compound is non-crumbling and it doesn't cling to skin or room surfaces. It can be attached to plastic, wood, cardboard and other materials. Model Magic® is available in various colors. It is easily paintable after it has dried for 24 hours. Crayola® compound dries to a resilient consistency within 24-36 hours, without kiln firing.