Artec Artec Luminous Clay 23379 25g 1 packet Stores light Clay Dark Resin Clay Hardens like stone when dry Hobby Craft Clay Yellow Green Safe Ivory

Japanese clay made by a school materials manufacturer Contains antiviral substances for safe and secure use "Luminescent clay" stores light and glows in the dark Based on resin clay, delicate and detailed expressions are possible. When it dries, it leaves a smooth stone-like texture and becomes hard.