CarPro Hydro2 is a spray-on, rinse-off touchless silica sealant that is applied to your vehicle after you wash it, but before you dry it. CarPro Hydro2 provides long-lasting UV protection and excellent water behavior characteristics. CarPro Hydro2 can be used as a stand-alone paint protectant, or as a booster to your existing ceramic-coated vehicle. CarPro Hydro2 is designed to be applied to all exterior surfaces - paint, wheels, glass, chrome, and plastic trim. For best results, pair CarPro Hydro2 with CarPro Reset. Dilute 1 part concentrate to 10 parts water.