The product is a 1989 Topps baseball trading card featuring Matt Williams from the San Francisco Giants. This card is part of the base set released by Topps for the 1989 season of Major League Baseball. It is a single card with the card number 628, making it a valuable and collectible item for fans and collectors of sports trading cards. The card showcases Matt Williams as a player in the MLB during the 1989 season, making it a nostalgic and sought-after piece for baseball enthusiasts.