The product is a 2003 authentic New York Yankees jersey featuring the World Series and 100th Anniversary patches. This jersey is size 40 an original item from the MLB team, specifically representing player Jason Giambi. It is a unique piece for collectors and fans of the New York Yankees, showcasing the team's history and achievements in the sport. The jersey is a special edition that commemorates important events in the team's history, making it a valuable and meaningful item for fans of baseball and the New York Yankees.