The frame of the dynamic balancing toy is made of premium metal. An decoration that can be placed in house, school or office. It is funny and useful for those kids who want to learn more about balance and physics. Features - ColorSilver - Material: metal. - Size: Approx. 2.2x4x7.8 cm. - The balance ball is made of metal, you can see how the dynamic balancing . - A and office desktop decoration and a cool all special occasions. - It is perfect for your outer space themed office or room decoration, also great for those enthusiastic about science or to demonstrate the laws of physics in science classrooms. - The product features a small Iron Figurine with balance balls. - Perfect for a birthday, holiday, Mother's day, Christmas, Father's day gift. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 1 ball