This Autographed Authentic Full Size Speed Proline Helmet with the inscription of "2,003 Yds (Simpson), 2,105 Yds (Dickerson), 2,053 Yds (Sanders), 2,008 Yds (Davis), 2,066 Yds (Lewis), 2,006 Yds (Johnson), 2,097 Yds (Peterson), 2,027 Yds (Henry), 2,005 Yds (Barkley)" has been Personally Signed by Adrian Peterson, Chris Johnson, Derrick Henry, Eric Dickerson, Barry Sanders, Jamal Lewis, Terrell Davis, O.J. Simpson, Saquon Barkley. This item is 100% Authentic to include a hologram by Beckett Authentication Services. This item will come with an affixed Beckett Authentication Services (BAS) authentication sticker, which includes a scannable QR code to verify authenticity. Please note that Beckett no longer provides serial-numbered COA cards, and the attached BAS sticker will serve as the complete authentication for this item. This is a BAS Witnessed Protection Program item which means a Beckett Authentication Service representative was present when this item was being signed. The authenticity can be verified on Beckett Authentication Services website.