Rubber tires: The tires are made of rubber, with strong grip and longer use.
Four-wheel drive inertia power: With strong power, the car can drive without battery. You push it forward, it goes forward, you push it backward, it goes backward.
Resistance to falling and crashing: Made of plastic, the car is resistant to falling and crashing, you don't have to worry about the baby breaking it.
Control Method: Inertia