This autographed CCM style adult XL Captain's jersey has been personally hand-signed by Brett Hull ("HOF 2009" Inscription) of the St. Louis Blues.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.