name high-quality inflatable bumper car for kids Material: 0.9mm thick ... switch them forward at the same time, the car will go forward with a straight line; switch ... switch one forward, the other one backward, the car will be circling clockwise or counterclockwise rapidly.2Motor: ... security and practical.10The Body of the Car: Use FRP, thicker, more colorful. high-quality inflatable bumper car for kids