This toy features a large transport engineering truck and four smaller vehicles (i.e., crane, mixer, bulldozer and excavator truck). The exquisite design of the cars will not only immerse your child, but will also help them to develop a proper concept of construction vehicles. Moderate size and weight! They are tailored for 3-6 year old kids' small hands to hold and push. Simple and easy to control. High quality truck with smooth surface and non-toxic ABS plastic, safe to children. The big truck has a detachable head so you can change direction as you wish. Pull down the tailgate of the truck to create a transport ramp and transfer the cars to the vehicle.