Wheel stoppers are also known as wheel aligners, reversing mats, and position blockers. Wheel stopper is installed in the parking lot to reduce tire wear and tear. It is used for internal roads such as road toll gate, office buildings, hotels, parking lots, living communities, enterprises and schools that require vehicles to slow down. It can prevent the danger caused by traffic vehicles, and can reduce the vibration generated by the vehicle passing, reduce noise and improve safety. High visibility during the day or night, and the combination of black and yellow is particularly conspicuous during the day.