This jersey was used and hand-signed by Corey Seager with the inscriptions "Game Used 2016 NLCS Game 6, 2016 NL ROY." It has been obtained under the auspices of the MLB Authentication Program and can be verified by its numbered hologram at MLB.com. It also comes with an individual numbered, tamper-evident hologram from Fanatics Authentic. It can be verified by its numbered hologram at MLB.com. Please note that this game-used jersey may have imperfections caused by in-game play.