The Camco Pro-Strength Mildew Stain Remover safely cleans mildew stains, black streaks, tree sap, tires and wheels and even grills. It is specially formulated to power away stains caused by mildew in and around your RV. Use it to clean your awning, headliner, vinyl cover, chair cushions and many other surfaces. Breathe new life into your RV and help restore a like-new appearance. 32oz bottle. Restores the appearance of RV vinyl pop-ups, headliners, covers and awnings Removes stains caused by mildew in and around your RV Also great for use on grease, oil, and other heavy-duty cleaning Professional strength 32oz bottle