This autographed Riddell Throwback mini helmet has been personally hand-signed by Ladainian Tomlinson of the San Diego Chargers.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 scannable hologram with a QR code card that verifies the authentication on the Beckett website.