If you've restored your headlights once, you might be wondering whether doing it again — and again over the years — eventually wears the lens out. Here's what actually happens to the lens material over repeated restorations, and when repeated treatment stops being the right approach.

Wondering how much headlight restoration actually costs — and whether it's worth paying a professional or just doing it yourself? This honest breakdown covers real costs for every option: DIY kit, professional detailer, and full headlight replacement.