Function: trucks in different colors and shapes to improve vision development, push and go cars to develop child's hand-eye coordination and exercise limb motor skills.FUN TOY: These die-cast vehicles are perfect for recreating the spectacular races and stunts seen on the TV show.Easy to use: frictionless vehicles, no battery required, push the truck forward slightly, it will go and last long enough.Kid-Powered Action: Kids can pretend to fly Blaze on new adventures or set him up for his next Monster Dome racetrucks of different colors and shapes to improve vision development, push and go cars to develop child's hand-eye coordination and exercise limb motor skills.