1. Material: plastic
2. Applicable age: children 4-6 years old
3. Appearance: engineering vehicle
4. Ability development: emotion, vision, intellectual development, using hands and brain, grasping senses, hand-eye coordination
5. Function: self-returning force
6. If you paddle backwards a few times and let go, the car will move forward very quickly.
7. Good quality, fine workmanship, and movable parts
8. Vehicles of various shapes, cranes, excavators, trucks, forklifts, 8 vehicles in total
9. Size: Each car is about 7 cm in size