Meguiar's Fiberglass Oxidation Removal kit is a specialized three-step system that will effectively restore all boat and RV fiberglass gelcoats. The included step one is No. 49 Oxidation Remover that will remove oxidation, stains, and scratches. The second step features No. 45 Polish that restores brilliant gloss to the finish. The final step utilizes No. 56 Pure Wax which provides long-lasting, durable protection to the restored surface.