Own a piece of Dirk Nowitzki history with an autographed Mitchell & Ness Alternate Grey 2003 Authentic Jersey commemorating his time with the Dallas Mavericks. This jersey features Nowitzki's iconic number 41 and comes in a sleek grey design reflecting the Mavericks' alternate uniforms of the era. To certify its authenticity and value, this collectible NBA item includes a verifiable hologram.