Traxxas ProGraphix Black Backing Custom Paint delivers professional grade paint from a brand you trust. This black backing paint is used to seal and protect the ProGraphix Mirror Chrome paint (5046 and 5046X). When looking for the maximum reflective chrome effect this black backer is a must. Traxxas ProGraphix paint is formulated to dry fast and be nitro fuel resistant. This package includes one 100mL can of Black Backing custom paint.