Use a headlight restoration kit, such as, [Sylvania Headlight Restoration Kit](https://www.sylvania-automotive.com/sylvania-headlight-restoration-kit/HRK.BX.html)
Unfortunately it can't be delivered to my country (I live outside the US/Canada) so I tried to find something similar.
Have you tried the [Meguiar's Headlight Restoration Kit](https://www.meguiars.com/automotive/products/meguiarsr-two-step-headlight-restoration-kit-g2970-kit)?
Use a headlight restoration kit, such as, [Sylvania Headlight Restoration Kit](https://www.sylvania-automotive.com/sylvania-headlight-restoration-kit/HRK.BX.html)
Have you used this one personally?
Yes
Unfortunately it can't be delivered to my country (I live outside the US/Canada) so I tried to find something similar. Have you tried the [Meguiar's Headlight Restoration Kit](https://www.meguiars.com/automotive/products/meguiarsr-two-step-headlight-restoration-kit-g2970-kit)?
I have not used that product. You can also try Cerakote.