ACTIVA PRODUCTS INC-Magic Color Plaster Casting Compound. This casting compound is an easy-to-use plaster that comes in a variety pack of eight 3oz colors packets: pastel blue; coral; white; green; purple; orange; yellow and red. Can be easily molded into fun shapes then finished pieces can be painted and decorated! Just add water and color magically appears! Contents may stain porous surfaces. Conforms to ASTM D4236. Recommended for children ages 5 and up. Made in USA.