This super-soft building compound easily molds and shapes into endless creations, inspiring open-ended play. Cleanup is a breeze, and when molded and sculpted into any shape you like, its texture is incredibly smooth to the touch. Its unique, non-toxic formula is gluten-, casein-, and wheat-free. Plus, it never dries out, so it can be used again and again. Available in several colors, this futuristic dough can be mixed together to create and build even more Mad Mattr fun. Hello Yellow, 10 oz. per package. For ages 3 and up.