Product material: using sturdy ABS plastic, non-toxic, odorless and environmentally friendly paint, perfect luster, never fade, to ensure your child's safety and maintain long-term durability, while By developing motor skills and hand-eye coordination, enjoy the fun.Simple and Interesting Operation: Unlike typical pull-back cars, these pull-back cars can roll forwards or backwards to increase power, meet obstacles, and easily achieve 360 degree turn and continue driving. Your child can easily master this cool stunt performance and play around the house without battery and enjoy hours of entertainment.Parent-child entertainment: 4 packs of pieces, bright and beautiful colors can always Arouse children's interest, make children fall in love with this toy car. Multiple friction cars can play games with parents or friends, which is more interesting. Come and play with children.< br/>Holiday gifts: the best birthday gifts for children birthday, Children's Day, Halloween, Christmas, New Year and other holidays. In addition, the inertial friction truck can improve children's adaptability and thinking ability, and is a perfect gift for boys and girls.