" the rules of The International Football Association Board adopted by the DFB for the season 2019-20 indicates that the equipment (of the players) must not have any slogan, message, no picture of political, religious or personal," said the DFB in a statement.

"For any offence, a player or a team will be sanctioned by the competition organiser, national federation or Fifa. It is, therefore, to the disciplinary committee of the DFB that it is to take these cases," said the German federation.