3m 39014 Headlight Lens Renewal Restoration Kit 3M Lens Renewal Kit Headlight Lens Restoration System Kit With Tape Designed To Restore" Clarity To Headlight Lenses That Have Become Yellowed; Cloudy Or Hazed Over Time You" Can Easily Shine And Restore Plastic Lenses; Including Headlights; Taillights; Fog And Directional Lights. Part# 39014 Headlight Lenses Have Either A Hard Surface Layer Or A Uv Resistant Coating On The Outer Surface Of The Lens. Once A Lens Has Been Degraded By The Sun