Actually works really well! So easy to use, its almost impossible to screw it up. Put some tape around the headlight, scrub back and forth in same direction for a few minutes making sure to get all of the surface, wipe of really well, clean surface with Windex, let dry, then spray with finishing spray, its that easy!

YEAR-LONG PROTECTION: The revolutionary headlight coating in this car care kit helps your car shine brighter, longer by protecting against yellowing and re-oxidation for up to 12 months of better working, better looking headlights.

Essentially they help you sand off the damaged lens coating, then reapply a protective layer. The kits require a bit of elbow grease. Some require an electric drill. “The restoration kits absolutely work, and they're very much a DIY project that you can do in your garage or driveway,” says Stockburger.

Chemical Composition/Ingredients

Can a headlight lens be refinished more than once? Yes, a lens can be refinished several times using the 3M Refinishing System. Most lenses are made of polycarbonate material that is 1/8” to a ¼” thick. We are only removing a small fraction, less than 1/32” in most cases, from the overall lens thickness.

New bulbs might restore some headlight brightness, bulbs can dim with age as well. But clouded lenses that aren't restored will continue to reduce headlight effectiveness, potentially causing safety issues in nighttime driving and low-visibility conditions.

Meguiar's Keep Clear Headlight Coating is a proprietary spray coating that helps to improve and maintain optical clarity on freshly cleaned or restored headlights for up to a year. This unique formula provides durable UV protection and comes in an easy-to-use aerosol spray application.

What is the service life of a restored headlight? Depending on driving conditions, environmental factors, and the customer's care of their vehicle, the expected service life of a headlight restoration is at least one year and may be as long as 3 years.

You'll see certain degradation in clarity if you do 3 coats. Try it. 2 coats will last a year, I've seen it.

Generally, the restoration will last four to six months before some discoloration returns. However, it will not be as severe and the new oxidation will easily be removed by using the Lens Clarifying Compound. 4. Can I use the Headlight Lens Restorer Kit on other clear plastics?

What is the service life of a restored headlight? Depending on driving conditions, environmental factors, and the customer's care of their vehicle, the expected service life of a headlight restoration is at least one year and may be as long as 3 years.

Apply UV Sealant If you want to remove the cloudy look for a long time, you'll need to finish off this project with a UV sealant. Applying a UV sealant keeps headlights from oxidizing again. You'll want to use at least three coats to preserve that amazing headlight shine you achieved through sanding.

But how long can your favorite pair of sunglasses offer you much-needed protection? Studies show that sunglasses lose UV protection over time. This happens when the protective UV layers and the tint on the lenses start to fade.

Chemical UV filters may break down over time and with continued exposure to the sun. Does UPF wash out of clothing made with fabric that's made inherently sun protective? That answer is no, the sun protective properties will not wash out.

Stay tuned for our top-ranking products in this category, and keep your car looking and performing its best with clear coat for headlights.

• SYLVANIA Headlight Restoration Essentials Kit.
• Meguiar's Keep Clear Headlight Coating.
• 3M Quick Headlight Clear Coat 39173 Kit.
• 3M Headlight Clear Wipes 40 count box.

I get about 6-8 weeks out of a dry application in the summer, maybe 3-4 weeks in the winter now when the roads are a lot dirtier. Lately I have been using it as more of a drying aid each time I wash the car. Just a few quick sprays on a wet car before I dry it off and I'm fine for a few weeks.