Paul Hornung has personally hand signed this helmet as well as inscribed it with the rare double inscription: "HOF 86" and "4-Time NFL Champs" This authentic proline Green Bay Packers helmet is limited to only 5. The autograph includes an official Steiner hologram and matching COA for authenticity purposes. A Steiner Sports Certificate of Authenticity is included. Comes with a tamper-evident hologram from STEINER SPORTS Officially licensed by the NFL hand signed authentic Proline helmet signed by Paul Hornung. This piece comes complete with the serial numbered hologram from Steiner Sports hologram. Authenticator : Steiner Sports Authenticated History of item : Paul Hornung has signed this item in the presence of a representative from Steiner Sports.