GlossTec Car Wash - Complete Product Set Everything you need to use the GlossTec Car Wash system over and over. Includes (1) Pressure Sprayer. 1 Gallon Glostec Concentrate which mixes with water to make 512 Oz(4 gallons) of ready to use product. Enough product to wash your car 45 to 50 times. (Number of washes varies from person to person and car to car) most washes take 10-12oz of product depending on size and level of soil on the car. 2 Sets of six 16" x 12" Washable Microfiber cloths.