Unique molding material-lightweight & spongy even after drying. Air-drying (drying time depends on size of artwork). Soft & pliable for easy use. Clean-handling safe & non-toxic. Will not crumble or stick to skin & clothing. Dried pieces can be decorated with markers paints & glitter glue. Decorative items can be added by gluing onto dried pieces into soft pieces. Model Magic can be mixed & blended to get cool new colors. Keep finished product away from open flame. Do not put in oven microwave or kiln. Made in USA. Recommended for children ages 5 & up.