Celebrate the Oakland Athletics 1989 World Series side patch with this custom-fitted from Exclusive fitted! A Lavender purple, Icy blue undervisor is a serious game-changer. Even in a subtle place such as the undervisor, it’s hard to miss the detailing on the bubbly-colored brim. Paired with the 1989 World Series side logo, this is a Athletics hat for the ages. Bring a little pop into your life with our “Blue Bottom” fitted. The always classic interlocking blue World Series treatment with this clean entry from Exclusive Fitted.