This jersey has been personally hand-signed by Zach Ertz with the inscriptions "SB LII CHAMPS; 7 REC 67 YDS, GW TD." It is officially licensed by the National Football League and comes with an individually numbered, tamper-evident hologram from Fanatics Authentic. To ensure authenticity, the hologram can be reviewed online. This process helps to ensure that the product purchased is authentic and eliminates any possibility of duplication or fraud. This is a limited edition of 12.