Turtle Wax T-43 (2-in-1) Headlight Cleaner and Sealant - 9 oz. 2-in-1 formula restores clarity and prevents yellowing in 1 easy step Formulated with OEM acrylic resins to help prevent oxidation and cloudiness from reoccurring Use regularly on new and older headlights to maintain clarity Also works great on clear plexiglass, plastic windows and other translucent plastics Safe to use on headlights and taillights and is fully compatible with other headlight lens restoration products