A Green Bay Packers Speed Replica NFL Helmet hand signed by Gilbert Brown. The item and signature are in excellent condition. In addition to signing his name, Gilbert also inscribed "The Gravedigger" on the item. Gilbert is a former football nose tackle. He spent his career with the Green Bay Packers & is a XXXI Super Bowl Champ. AUTHENTICATION: Your item has been tagged with a SmarTag powered by Prova Technology, which gives you digital access to your items authentication records.