This cap has been personally hand-signed by Brock Boeser with the inscription "1st NHL Hat Trick 11/4/17." It is officially licensed by the National Hockey 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 17.