Custom on-field style jersey. Everything sewn on. Hand-signed in gold paint pen by Bill Mazeroski.Mazeroski is regarded as one of the greatest defensive second basemen of all time. He was an All-Star for seven seasons and a Gold Glove Award winner for eight seasons. He was a key member of the Pirates' World Series-winning teams in 1960 and 1971 and is best known for his walk-off home run in the bottom of the ninth inning in Game 7 of the 1960 World Series--the only game 7 walk-off homer in World Series history. This autograph is certified by Total Sports Enterprises (TSE). It comes with the Total Sports Enterprises authentication hologram and Certificate of Authenticity.Custom on-field style jerseys are a more affordable option for autograph seekers. These jerseys do not have any brand name or tags and are made in the Philippines. They feature stitched on names and numbers and are made to look very similar to the on-field jerseys that the players wear. These custom jerseys are very commonly used in the memorabilia industry. Shop our ebay store / Friendly Confines Collectibles for thousands of different autographed jerseys