Featured is a Dirk Nowitzki (Dallas Mavericks) signed 3x5 index card. This card has been hand signed by Nowitzki and comes with the Beckett hologram and certificate of authenticity. This card would make a great addition to any sports memorabilia collection!. SPECIFICATIONS Autographed By: Dirk Nowitzki Team: Dallas Mavericks Sport: Basketball Authentication: Beckett Grading Services