Here are all 16 flags to all of them
German federal states included.
You can use it to embellish and decorate your card.

Included flags:
Baden-Wuerttemberg, Bavaria, Berlin, Brandenburg, Bremen,
Hamburg, Hesse, Mecklenburg-Western Pomerania, Lower Saxony,
North Rhine-Westphalia, Rhineland-Palatinate, Saarland, Saxony,
Saxony-Anhalt, Schleswig-Holstein and Thuringia

Information:
Price: 500 $