Now have the date on your national soccer teams' jersey! All elements very customizable. Currently includes 28 different countries:

Argentina | Australia | Brazil | Cameroon | China | Croatia | Czech Republic | Denmark | England | Finland | France | Germany | Greece | Honduras | Italy | Japan | Korea | Mexico | Netherlands | Nigeria | Norway | Portugal | Scotland | Spain | Sweden | Switzerland | USA | Wales

If you would like any other countries to be added please feel free to leave me a comment.