The product is a lot of 650 baseball trading cards featuring Don Mattingly, a former player for the New York Yankees in Major League Baseball. The cards are standard size and made of card stock, with duplicates included. These original sports trading cards are part of the base set and include inserts, all in English and from the United States. Perfect for collectors looking to add a large quantity of cards to their collection focused on a specific player and team in the world of baseball. Shipped with tracking.