This autographed full size Riddell Lunar Eclipse Alternate Speed replica helmet has been personally hand-signed by Ronnie Lott of the San Francisco 49ers. This autograph is certified by Beckett Authentication Services (BAS) Witness Certification. That means that a Beckett representative was present when this item was signed. It comes with the numbered authentication hologram with a QR code that verifies the authentication on the Beckett website.