The product is a 1991-92 Boston Celtics team signed basketball authenticated by Professional Sports Authenticator (PSA). It features signatures from iconic players such as Larry Bird, McHale, and Parish, representing the legendary Boston Celtics team of that era. This original and authenticated basketball would make a valuable collectible for any basketball or sports memorabilia enthusiast, showcasing the connection to one of the most iconic teams in NBA history. Ball comes with a PSA letter of authenticity