The 1990 Topps Baseball Trading Cards Complete Factory Set is a vintage collection featuring 792 original cards of Major League Baseball players like Frank Thomas, Ken Griffey Jr, and Nolan Ryan. Manufactured by Topps in the United States, this set includes a base set, and rookie cards from teams such as the Boston Red Sox, New York Yankees, and Atlanta Braves. Each card is made of card stock and is part of the MLB World Series event/tournament. This set is a must-have for baseball fans and collectors looking to own a piece of sports history from the 1990 season.