Xpel.
https://www.xpel.com/products/headlight_protection.asp?prevtype=1&prevyear=1977&prevmake=26&prevmodel=0&prevsubmodel=0&prevseries=0&type=1&year=1977&make=26&model=1965

When I bought mine they didn't have any for the euro headlamps so I actually bought the universal kit and cut my own.

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Nicolette
1977 240D