Custom on court style adult XL jersey. Hand-signed by Isaiah Joe of the Oklahoma City Thunder.This autograph is certified by James Spence Authentication (JSA). It comes with the numbered authentication hologram with QR Code card that takes you to JSA's data base for authenticity verification.Custom on-court style jerseys are a more affordable option for autograph seekers. These jerseys do not have any brand name or tags and are made in the Philippines. They feature stitched on names and numbers and are made to look very similar to the on-field jerseys that the players wear. These custom jerseys are very commonly used in the memorabilia industry.