I think fairbuds can be a great option. They are the earbud from Fairphone a Dutch company. I. Addition to be European they are repairable which is great for these kind of device : https://shop.fairphone.com/fairbuds
Nestlé and Unilever are not American. Nestlé is Swiss and Unilever is British/Dutch.This does not mean that they are good brand and you can certainly find many reasons to boycott them but not because they are American
Thank you for the information, I updated my parameters