This 1995 Upper Deck SP trading card features the autograph of Ruben Sierra, a former Oakland Athletics player. It is a short print with card number 184, and has been authenticated by Beckett Authentication Services (BAS) with certification number 00016503032. Made of card stock material, this standard-sized card showcases Sierra's hard-signed autograph in English, making it a desirable collectible for fans and memorabilia enthusiasts. Expertly encapsulated by BAS, this Blue Sharpie signature is a must-have for fans of the Oakland Athletics.