This Autographed Alternate Flash Riddell Full Size Speed Rep Helmet has been Personally Signed by Curtis Martin of the New York Jets. 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. We conducted an autograph signing with Curtis Martin where multiples of the same item were signed. While the photographs are representative of this item, the size, placement and strength of the signature may vary. Each item is hand signed, therefore, each autograph is unique. This item can be verified through PSA/DNA Itp.