This Carlos Zambrano Chicago Cubs 2000 Bowman baseball card, numbered 303, is a rare and valuable collector's item. The card contains a hard-signed autograph by the former Cubs player and is encapsulated in a protective Beckett slab. It has been authenticated by Beckett Authentication Services with a unique authentication number of 00016505699. Made of high-quality card stock material, it is an officially licensed trading card that would make a great addition to any sports collection. It features the player's name, set, and manufacture season, as well as being a vintage collectible. Don't miss out on the opportunity to own a piece of sports history. Signed in blue Sharpie. Carlos Zambrano's autograph on a Chicago Cubs 2000 Bowman rookie baseball card #303 has been authenticated and encapsulated by experts at Beckett Authentication Services (BAS). Certificate number 00016505699.