Toy material: plastic.Ability training: hand brain, feeling, hand-eye coordination, parent-child communication.Tips: suitable for children over 6 years old.Remote track racing is the best game toy for kids and parents, friends. Come and have a real speed and passion with your child.Parents and children assembled together: Parents have long-term social work, less communication with children, and it is easy to make children's psychology lonely. Products can allow children and parents to assemble together, increasing the time for parent-child interaction.Parents and children play together: Parents interact with their children, play together, strengthen communication with their children, and enhance the feelings of both parties.Thank you for your support, we will strive to do better. If you have any questions, please contact us in time, we will reply to you within 24 hours