The product is a 1957 American League All-Star Team signed baseball featuring players like Yogi Berra, Al Kaline, Minnie Minoso, Early Wynn, and Nellie Fox. The autographs have been authenticated by Professional Sports Authentication (PSA/DNA) and it is an original ball. The baseball does not come with a Certificate of Authenticity (COA) but is signed by notable MLB Hall of Famers.