This remote control toy is made of high-quality 100% harmless ABS plastic and electronic elements. It is robust built for for falling impact or other damages. This hand control car is designed with special wheels to easily pass through sand, grass, roads, rocky areas and other terrains, and can even climb slopes up to 45 degrees. The water bullet for this remote control tank is safe to children. It is soft and will break into pieces when hitting target, so it will not hurt their vulnerable skins.