The New Optimum RV & Marine Interior Protectant is a unique product that cleans, restores and protects leather and vinyl surfaces as well as moldings. Optimum RV & Marine Interior Protectant contains a balance of cleaners penetrating oils, and UV inhibitors that restore the original color of these surfaces, protect and hide any scratches and protect against Sun damage. Directions: 1. Remove any loose dirt from the surface 2. Spray Optimum RV & Marine Interior Protectant directly on surface and wipe off with an Optimum Microfiber towel. 3. You can also spray Optimum RV & Marine Protectant on a microfiber towel and then apply to the surface.