This Notre Dame Fighting Irish full size replica speed helmet has been personally hand-signed by Super Sports Center exclusive athlete, Kyren Williams. It comes with an individually numbered, tamper-evident hologram from Beckett 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.Kyren Williams is the newest exclusive athlete to the Super Sports Center family.