2 items 1 Shai signed authentic jersey JSA certified 1 signed 2018-19 shai rookie ticket (not certified) Experience the thrill of owning a piece of 2025 basketball history with this autographed Oklahoma City Thunder Nike Swingman jersey, signed by the rising star Shai Gilgeous-Alexander himself. Authenticated by James Spence Authentication (JSA) and featuring a Certificate of Authenticity, this jersey is a genuine collectible that celebrates the talent and promise of one of the NBA's exciting prospects. MVP MVP MVPVP MVP Jersey was purchased from Nike, then signed and the finals patch added at the okc thunder fan shop. Indeed, I have an extensive collection of genuine Shai autographs, assured to be authentic. Should they be deemed counterfeit, a refund of five times the purchase price will be issued. Authentication reports from JSA, BSA, or Becket must be provided in writing. Buy with assurance