With friction powered, simulation functions and charming details, boys & girls like to play mini cars. ️ Very suitable as a surprise gift for children! 【No Battery Required】Push the friction car forward slightly then it go and last for quite a long distance. Children can play the vehicles freely and safely without parents' supervision. And children can transport sand and other building materials like real construction vehicles. 【Great Early Educational Toys】This construction truck set can help kids learn different colors, vehicles shapes and functions. Playing this kind of colorful toys will stimulate your baby's visual development, enhance learning interest and curiosity, stimulate their creativity and improve motor skills! 【Easy to carry】These push friction powered cars have the perfect size for small hands and are easy for toddlers to grasp and play. Kids can take them wherever they want to go, child's construction site, whether it's in the playroom or the sandbox. 【Safe & Durable】The construction vehicle toy set is made of high-quality ABS plastic, without sharp corners and small parts, and is completely safe for babies. Our toys have undergone the ultimate strength test. Never be afraid that car toys would be broken even kids smash them hardly to the floor or wall, which could guarantee a lifetime use.