B.E.S.T. 48oz Rubber Roof Cleaner and Protectant. Cleans and Protects all in one application - No more two step systems needed. B.E.S.T. Rubber Roof Cleaner and Protectant extends the life of your rubber roof matting by cleaning and conditioning in one easy application. This is a professional strength, non-petroleum formula that will safely and easily cleans streaks, oxidation and road film as it moisturizes, conditions and preserves your rubber roof. Simple to use, Professional strength in a bottle. It also works on vinyl or rubber coated powder cords, inflatable boats and mattresses, auto trim and bumper protectors. 48oz bottle.