These Monster Car Toys Feature A Robust 4-Wheel Inertia Drive, Eliminating The Need For Batteries. Simply Pull Them Back and Release For Exciting Forward Motion. Moreover, These Cars Can Achieve A Remarkable 360 Rotating Stunt When Placed Upright. Crafted From Premium Abs Plastic with Anti-Collision and Shockproof Features, They Are Safe For Children and Environment-Friendly.