Water and foam from one gun and while you wait for water, a long story is not advised due to the fact that the pressure is low, foam does not wash off dirt
Car washes have already successfully reached a new level of self-service. It is very convenient and not expensive. Washing the car there is not very expensive!!!
Manets are swallowed quickly. I do not recommend washing there. It's more expensive anywhere. The device is buggy, it starts to turn on the foam by itself, and while you wash it all off at 700-800, I got it