Oxisolv Stainless Steel and Fiberglass Cleaner is great for cleaning wire wheels, rocker panels, boats, RV's, aircraft, appliances, and more. This powerful cleaner works best when the product and surface to be treated are warm to the touch. Greasy or extremely dirty surfaces should be brushed vigorously before rinsing. Oxisolv Stainless Steel and Fiberglass Cleaner is an akaline cleaner supplied in a 20 ounce pump spray bottle.