The product is a 1966 Topps Home Run Leaders trading card featuring Major League Baseball (MLB) players Willie Mays, Willie McCovey, and Billy Williams. The card showcases Mays, McCovey, and Williams who were prominent hitters in the league during the 1966 season. Manufactured by Topps, the card is part of the base set and is numbered 217. This vintage sports trading card is a collectible item for baseball fans and collectors looking to add a piece of baseball history to their collection.