Add a clean-looking piece to your baseball cap collection courtesy of this recent release from Simply Seattle. Check out the Seattle Mariners Steelheads Black 59Fifty Fitted Hat. This cap is made to match most of your wardrobe courtesy of the black fabric used for the dome & uppervisor. The front design features the Seattle Mariners logo embroidered in white chain-stitch. On the right panel is the Mariners 50th Anniversary side patch, and on the left panel is the New Era Flag. The back design has the MLB Batterman in raised embroidery. Get yours here.