Fan Treasures puts a twist on a two-tone hat with their latest custom colorway baseball cap. Top your outfit with the Arizona Diamondbacks 2001 World Series Purple Black 59Fifty Fitted Hat. They utilized a black & purple plaid fabric for the panels of the dome, while the button & the uppervisor are in black. Embroidered for the front design is the Arizona Diamondbacks team logo. On the right panel is the 2001 MLB World Series side patch, and on the left is the New Era Flag. The undervisor is in green to add that vintage vibe. The MLB Batterman appears at the back. Click here to grab one.