The product is a 2000 Upper Deck Cooperstown Calling Mark McGwire trading card graded as CGC 10 Gem Mint. This standard-sized baseball card features the Major League Baseball player Mark McGwire from the St. Louis Cardinals. The card is part of the Cooperstown Calling insert set and is made of card stock with a 20 pt. thickness. It is an original card manufactured by Upper Deck in 2000, professionally graded by Certified Guaranty Company (CGC). This highly collectible sports trading card is a valuable addition to any baseball card collection.