This shadow box comes with an autographed baseball personally hand-signed by Jacob deGrom. This piece also comes with a photograph and a descriptive plate all double matted and framed in a wood frame. This product is officially licensed and authenticated by MLB. 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. This process helps to ensure that the product purchased is authentic and eliminates any possibility of duplication or fraud. The finished piece measures 15.5" x 25.25" x 2".