The product is an authentic Nike White Sox jersey signed and inscribed by baseball HOF player Frank Thomas. This item is authenticated by Fanatics Authentic, ensuring its authenticity. As an original autographed piece, it holds value for fans and collectors alike who appreciate the significance of owning a genuine piece from one of the sport's legendary players. The jersey serves as a special keepsake for fans of the White Sox and Frank Thomas, showcasing their dedication and commitment to the team.q