Rain-X Water Repelling Fast Wax is a premium wax that provides a high gloss shine and a protective barrier between your car’s paint and damaging elements such as rain, snow, sleet, mud, tar, and road grime. The spray-on water repelling fast wax formula is easier to use than conventional paste wax and can be applied to wet or dry surfaces, so you can wax and dry in one step. Rain-X Water Repelling Fast Wax is safe for clearcoat and all automotive paint surfaces.