Mothers Plastic Polish will clean, shine and protect with crystal clarity. This is a genuine polish for buffing out hairline scratches, smudges, oxidation, flaws and little nicks, as well as cleaning away stains and yellowing from your plastic convertible top window. Mothers Plastic Polish doesnt stop thereit protects your plastics from the sun, smog, water stains and airborne contaminants with a tough layer of polymers.