This NY Jets Retro DISCONTINUED vsr4 Mini Helmet has been personally hand-signed by Quarterback Vinny Testaverde. These are the same style helmets they wore when they played and are no longer produced by Riddell. This item was signed in the presence of and witnessed by a representative of James Spence Authentication. It comes with an individually numbered, tamper evident sticker from JSA which can be reviewed online to ensure authenticity. This process helps to ensure that the product purchased is authentic and eliminates any possibility of duplication or fraud.