They're intended to be offensive, and the people who make them and (presumably) the people who wear them are fully aware of that.
Haweenay katirsaneyd madaxda heyádda socdaalka dalka Germany ee BAMF ayaa lagu oogay dacwad la xiriirta inay musuq-maasuqday bixinta magangalyada ilaa 1200 qof, kuwaas oo...