The product is a 2000 SP Authentic trading card featuring Mark McGwire of the St. Louis Cardinals. This limited edition card has a print run of 2500 and is part of the SP Superstars set. Manufactured by Upper Deck, the card is made of card stock and is 20 Pt. thick. It is a serial numbered, short print card that is a part of the English language version of the Major League Baseball (MLB) league. This collectible item is a must-have for any baseball card enthusiast or fan of Mark McGwire and the St. Louis Cardinals.