Meguiar s M56 Marine/RV Pure Wax Carnauba Blend provides durable high-gloss protection for all fiberglass gel coat marine and RV surfaces. The blend of Brazilian carnauba wax with silicones polymers and resins produces extraordinary gloss to keep your boat or RV looking like new. Carnauba helps to make it especially effective on dark colors and clear-coated metal flake finishes. This rich formula offers UV protection to defend against the sun s ultraviolet rays while enhancing gloss and shine.