Advice on how to clean headlights

Foam & liquid glass cleaners

Glass polishes are primarily designed to remove hard water spots from glass and/or prep your glass for a coating. Deeper scratches & pitting will not be removed with a glass polish. Glass polishes can be used by hand or with a machine polisher & glass polishing pads

Glass Coatings are designed to repel water improving visibilty & making driving safer. Depending on the brand & product they will last anywhere from a few months to 1+ years