This autographed mask has been personally hand-signed by actor, Ari Lehman from Friday the 13th. Lehman added the inscription “Jason 1” along with his signature. This autograph is certified by James Spence Authentication’s (JSA) Witnessed Protection Program. That means that a JSA representative was present when this item was signed. It comes with the numbered hologram and matching Certificate of Authenticity. It comes with the numbered hologram and matching Certificate of Authenticity.