Magnificent reproduction of a signed Olympic Identity Card Jesse Owens would carry in Berlin in the summer 1936.
The card contains his personal information (name, date and place of birth, and his current address in the home country. The reverse identifies him as an "active participant". The card is signed by the famous athlete under his picture (real photo attached and stamped) and on the reverse by the president of US Olympic Committee - Avery Brundage.
 
The card is also available blank, or filled out with data you specify (stamps and signatures of officials for USA and Germany are available).
 
More history about the Identity Cards:
Over 12 thousand cards like that were issued to athletes, their visiting families, coaches, support staff, members of Olympic organizations and reporters. The blank cards would be sent from Germany to olympic committees of all participating nations for distribution to individuals in need. 

The Olympic identity card entitled the holder to the following privileges:
Grant of the German travel vise free of charge by the German consular authorities.
 Reduced fares on all steamship, railway and air lines of the world. The extent of the reduction could be seen in a booklet published by the Organizing Committee, "Travel and Transport Reductions."
Customs facilities granted by the Reich Ministry of Finance.
50% reduction in fares on the German State Railway, and free baggage up to 75 kilogrammes including sports apparatus.
 Free travel on all Berlin systems of transportation.
 Special advantages for the "Chefs de Mission" after arrival in Berlin; these including the right of admission to the seats reserved for competitors in the Stadium
The Olympia identity card did not confer the right of free admission to the scenes of competition
without a participants' badge or participants' ticket.