The Boston Red Sox New Era 9FORTY St. Patrick's Day Hat Cap is a green snapback featuring the iconic M-Crown design. Officially licensed by Major League Baseball, this unisex adult cap is perfect for showing support for the Boston Red Sox during the regular season. With its unique St. Patrick's Day event/tournament theme, this cap combines team spirit with a festive touch, making it a must-have accessory for Red Sox fans looking to represent their favorite team in style.