Own a piece of NFL history with this full-size throwback helmet signed by the legendary Jack Lambert. As the focal point of the Pittsburgh Steelers' "Steel Curtain" defense, Lambert helped lead the franchise to four Super Bowl victories. Known for his ferocious style of play and unparalleled intensity, Lambert was a 9-time Pro Bowler and was inducted into the Pro Football Hall of Fame in 1990. This throwback helmet captures the aesthetic of the era when Lambert dominated the gridiron.