Optimum's No-Rinse Wash & Wax is a rinse free car wash that contains special polymers that encapsulate the dirt and grime on your vehicle's painted surface and gently remove them without scratching or damaging the paint just like any traditional car soap. After washing a panel with no-rinse. Simply dry off the panel with a microfiber drying towel and your done. No more rinsing. No rinse can be be used in the sun. It can be used on warm paint as well making it an effective detailing tool to get optimal results any time. No rinse is an ideal car soap in any state with water restrictions. No rinse is a concentrate. It requires 1oz of no rinse to mix with two gallons of water. You can wash up to 20 cars with 2.5 oz of no rinse in a 5 gallon bucket with a grit guard!