The real proportion restores the simulation city engineering vehicle, the workmanship is fine, restores the reality, lets the child experience the engineering construction pleasure, many different engineering vehicles, may provide the child free choice. Our engineering vehicle toys are made of ABS materials and safe non-toxic plastic. The simulation model, lifelike, simulates the operation process of the project, satisfies the curiosity of children, and realizes the engineering dream of children. Each car has a movable and flexible swing arm, easy to change joints, and the body can rotate freely, especially suitable for indoor and outdoor play, including bedrooms,kindergartens, and other places. Select safe and environmental protection of raw materials, no odor. Strong toughness, bright color, children feel free to play. This set has 6 different vehicles. Your child will enjoy holding the different vehicles and playing around with it. Each being for a different use, it is a great learning to understand which vehicle is an excavator, road roller, mixer etc. Being small in size it is very comfortable to hold for your little child and he/she will love the stylish look on the vehicles