This Oklahoma State Cowboys Riddell Pro-Line authentic helmet has been personally hand-signed by running back Barry Sanders with the inscription "Heisman 88." It is officially licensed by the NCAA 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 numbered #2-19 within a limited edition of 20.