Full size Riddell helmet has the Pro Football Hall of Fame logo on both sides. Nineteen Football Hall of Famers have signed in black Sharpie. All have added the year of induction to their signatures. Included are Don Maynard, Bob St Clair, Deacon Jones, Leroy Kelly, Len Barney, Steve Largent, Mel Renfro, Mike Ditka and more. All were signed in-person and average 9/10. Helmet is NRMT.