This autographed Olympic gold glove has been personally hand-signed by 2x Gold Medalist Kayla Harrison (won gold in London 2012 & Rio in 2016).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