This autographed UFC / MMA Fight Glove has been personally hand-signed by Khamzat Chimaev.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 authentication hologram and scannable QR Code card which can be verified on the PSA website; psacard.com