The UD 2006 Ultimate Collection 20 Card Lot features baseball trading cards from the Major League Baseball (MLB) season of 2006. Each card is serial numbered as a parallel, with a limited edition of /799. This set includes players like Jim Edmonds, Nick Markakis, Jorge Cantu, Jason Bay, and Kevin Millwood, representing the Oakland Athletics team. Manufactured by Upper Deck, these original cards are made of sturdy card stock and are a must-have for any baseball card collector looking for a unique and limited edition set.