A Green Bay Packers Speed Authentic NFL Helmet hand signed by Brett Favre, Jerry Kramer, Don Majowski, Dorsey Levens, Dave Robinson , Antonio Freeman, and Gilbert Brown. The item and signatures are in excellent condition. In addition to signing their names, each player also inscribed their HOF year on the item as. AUTHENTICATION: Your item has been tagged with a SmarTag powered by Prova Technology, which gives you digital access to your items authentication records, including a proof picture from the signing.