The product is a pro style Detroit Tigers jersey signed by Al Kaline, a legendary baseball player. This authentic jersey is certified by Professional Sports Authenticator (PSA) and is in mint condition, making it a valuable collectible for fans of the Detroit Tigers or Al Kaline. The jersey is a must-have for any baseball memorabilia collector looking to own a piece of history from one of the sport's most iconic players. New With Tags Majestic Jersey Size XL. I measured the jersey’s chest and it measures 42”, so its actually a large.