Graffiti on marble, ceramic tile and vertical walls can be disastrous for these super "there. The microscopic observation reveals multiple interconnected pores that trap the graffiti paint resulting in loss of natural appearance of surfaces. Cleaning requires a signicant effort and some stains may be impossible to remove. SurfaPore Anti-graffiti can be easily applied to existing or new surfaces to keep their original appearance. Creates a waterproof barrier and invisible sealing even smaller pores.