The product is a 2004 Upper Deck Certified Luis Matos autographed sports trading card, featuring an autograph from Luis Matos himself. This original card is part of the Major League Baseball series, with the autograph authenticated by Upper Deck. The card is made of card stock and is a standard size, perfect for any baseball fan looking to add a unique piece to their collection. The autograph is in the form of a label or sticker, adding to the authenticity of the card. This limited edition card, numbered 152 out of 325, is a special find for fans of the Baltimore Orioles and baseball memorabilia.