Perfect for sparking kids' creativity and inspiring imaginative play, the Eco-Kids Eco-Dough pack features all three primary colors. The dough is dyed with soy-based, organic and inorganic pigments. This long-lasting modeling dough is safe, unique and allows kids to create anything they can dream up. It's also a fun way to introduce little learners to basic color theory). Plus, organic rosemary essential oil, vitamin E oil and soy oil help to keep the dough soft and pliable during play, while providing a light and fresh aroma.