Features: 1. Stronger than ordinary pastels for less breakage, dust and easier cleanup ( exclude wall) . 2. Can be used wet or dry for varying effects. 3. Brilliant pigments deliver beautiful, velvety color. 4. The oil pastels set is nontoxic and safe even for toddlers and kids, the pigments of this oil pastels set are nontoxic, too. 5. It has a great selection of different colors. 6. Use your finger to add a small amount of water, it has watercolor effect. 7. Use paint brush to add a little more water, it has gouache effect. Specifications: Brand: DelGreen Material: Pigment + Oil + Wax Diameter: Approx. 1cm / 0.39inch Length: Approx. 7cm / 2.75inch Optional Color Quantity: 12 / 24 / 36 Weight: Approx. 148-452g Package Included: 1 x Oil Pastel Set Note: 1. Please allow 1-2cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.