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.