Xtreme Lubricating Foaming Detergent is used in friction-type car washes to coat the vehicle with lubricating foam to reduce brush and cloth drag while maintaining the car wash equipment and minimizing scratches on customer vehicles. Lubricating Foaming Detergent can also be used in self-service bays for the foaming soap step. Formulated with worker and vehicle safety in mind. Phosphate free. APE/NPE free.