The Bundesliga, sometimes referred to as the Fußball-Bundesliga or 1. Bundesliga, is a professional association football league in Germany and the highest level of the German football league system. The Bundesliga comprises 18 teams and operates on a system of promotion and relegation with the 2. Bundesliga. Seasons run from August to May. Games are played on Fridays, Saturdays and Sundays, with a focus on Saturdays. All Bundesliga clubs take part in the DFB-Pokal cup competition. The winner of the Bundesliga qualifies for the DFL-Supercup.