This autographed jersey has been personally hand-signed by Will Shields & Curley Culp of the Kansas City Chiefs. This autograph is certified by PSA/DNA's (Professional Sports Authenticators) In The Presence authentication. That means that a PSA representative was present when this item was signed. It comes with the PSA numbered hologram and matching Certificate of Authenticity. Check out all the items in our Friendly Confines Collectibles store, Thanks for looking.