The 1989 Topps Baseball Cards Complete Set includes 792 factory-sealed cards featuring players like Cal Ripken Jr., Randy Johnson, and Nolan Ryan. These standard-sized cards are made of card stock and are original, licensed by MLB. They are part of the Topps set for the 1989 season, making them a vintage collectible for baseball fans. This set is a must-have for collectors looking to own a piece of baseball history from the MLB World Series.