What German nonalcoholic drink is banana and cherry flavored?

There is no known German non-alcoholic drink that is specifically banana and cherry flavored.

While Germany has a rich tradition of non-alcoholic beverages, a combination of banana and cherry flavor is not a common pairing in German drinks.

It's possible that you may be thinking of a drink from another country or a specific brand that doesn't have a widely recognized German origin.

Could you please provide more context or details about the drink you're looking for?