1. Fußball- und Sportverein Mainz 05 e. V., usually shortened to 1. FSV Mainz 05, Mainz 05 or simply Mainz, is a German sports club, founded in 1905 and based in Mainz, Rhineland-Palatinate. 1. FSV Mainz 05 have played in the Bundesliga, the top tier of the German football league system, for ten consecutive years, starting with the 2009–10 season. The club's main local rivals are Eintracht Frankfurt and 1. FC Kaiserslautern. In addition to the football division, 1. FSV Mainz 05 have handball and table tennis departments.