The 1988 Donruss MLB Baseball Baseball's Best '88 Collectors Set is a vintage sports trading card set featuring iconic players like Don Mattingly, Mark McGwire, and Roger Clemens. This factory-sealed set includes 336 standard-sized cards made of card stock, focusing on the Major League (MLB) with a particular emphasis on players from the Boston Red Sox. The set also includes a Stan Musial puzzle and is a licensed original product manufactured by Donruss in the United States. Perfect for baseball collectors, this set captures the essence of baseball's best in 1988.