Jimmy Johnson and Barry Switzer; former Super Bowl winning head coaches of the Dallas Cowboys; have each hand signed this Cowboys Riddell Speed full-size replica helmet at a private signing. Jimmy included the inscription "How bout them Cowboys!" and Barry included the inscription "We did it our way baby!". This item is authenticated by Beckett Authentication Services and was signed in the presence of one of their representatives. Their tamper-evident hologram featuring a QR code and serial number is on the item. The authenticity can be verified online by entering the serial number or scanning the QR code.Item pictured may not be the exact item you will receive. It will be similar quality; and we guarantee your satisfaction.