Here's a size XL (Champion 100% Nylon)....VTG San Francisco 49ers Joe Montana Jersey....(measures approx. 23 across by 29.5 length) .......The San Francisco 49ers are a professional American football team located in the San Francisco Bay Area. They compete in the National Football League (NFL) as a member of the league's National Football Conference (NFC) West division. The team currently plays its home games at Levi's Stadium in Santa Clara, California, located 38 miles (61 km) southeast of San Francisco in the heart of Silicon Valley. Since 1988, the 49ers have been headquartered in Santa Clara........Joseph Clifford Montana Jr. is an American former football quarterback who played in the National Football League for 16 seasons, primarily with the San Francisco 49ers. Nicknamed "Joe Cool" and "the Comeback Kid", Montana is widely regarded as one of the greatest quarterbacks of all time.