This 2008 SAGE Autographs Silver Sam Keller trading card is a must-have for any football fan. Featuring an autographed rookie card with a serial number, this card is a single-insert product with a parallel/variety of silver. The card attributes include autograph and serial number, and it is an original reprint of the Sam Keller card. Manufactured by SAGE, this card has features of a rookie and is part of the 2008 season.