This autographed Riddell replica full size helmet has been personally hand-signed by John Elway, Ladainian Tomlinson, Marshall Faulk, Tim Brown, Kellen Winslow, Dermontii Dawson, Warren Moon, James Lofton, Jan Stenerud & Hugh McElhenny. Some signers added inscriptions with their Hall of Fame induction year. This autograph is certified by James Spence Authentication (JSA). It comes with the numbered hologram and matching Letter of Authenticity.