Featured is a Kristaps Porzingis signed custom basketball jersey. This jersey has been hand signed by Porzingis and comes with the Beckett hologram and certificate of authenticity. This jersey features professionally sewn letters and numbers and is size XL. This jersey has no team tags or emblems and is intended as a sports collectible. This jersey would make a great addition to any sports memorabilia collection!. SPECIFICATIONS Autographed By: Kristaps Porzingis Team: Boston Celtics Sport: Basketball Authentication: Beckett Grading Services