The Portland Sea Dogs are part of Minor League Baseball’s official Marvel’s Defenders of the Diamond program and now you can show your love for two of America’s great passions – baseball and Marvel Super Heroes. This New Era 59FIFTY Fitted Cap features a unique logo designed by a Marvel animator to give you a new Marvel-inspired Sea Dogs logo to wear proudly!
The Portland Sea Dogs is the Double-A MiLB affiliate of the MLB Boston Red Sox.