Beşiktaş JK is a Turkish professional football club based in Istanbul, Turkey. The club was founded in 1903 and plays in the Süper Lig, the top tier of Turkish football. Beşiktaş has won the Turk... ish league championship 16 times, and has also won the Turkish Cup a record 10 times and the Turkish Super Cup a record 9 times. Beşiktaş's kits have traditionally featured the colors black and white. The kits are manufactured by adidas.