Car shampoos are a type of cleaning product that is specifically designed for use on cars. These shampoos are typically formulated to be gentle on a car’s paint finish, and are effective at removing dirt, grime, and other contaminants from the exterior of a vehicle. Car shampoos are typically applied using a sponge or wash mitt, and are rinsed off with water. In addition to cleaning a car’s exterior, many car shampoos also contain wax or other protective agents to help maintain the car’s finish and prevent future dirt and grime from adhering to the paint. Some popular car shampoos include synthetic wax shampoos, pH-neutral shampoos, and clay bar shampoos.