This Autographed Full Size Rep Helmet with the inscription of "HOF 90 (9) (Lambert), HOF 88 (8) (Ham) & (7) NFL Record 24 Pro Bowls (Russell)" has been Personally Signed by Jack Lambert, Jack Ham & Andy Russell of the Pittsburgh Steelers. This item is 100% Authentic and comes with a PSA/DNA Certification Card and a matching numbered Hologram. This is a PSA in the Presence Authenticated item which means a PSA representative was present when this item was being signed. The authenticity can be verified on Professional Sports Authenticator website.