Penn 4 tennis ball has been hand-signed by Novak Djokovic.The autograph includes an official James Spence Authentication (JSA) hologram and matching COA for authenticity purposes.Authentication: JSA COA
Penn 4 tennis ball has been hand-signed by Novak Djokovic.The autograph includes an official James Spence Authentication (JSA) hologram and matching COA for authenticity purposes.Authentication: JSA COA
This product comes fully certified with a Certificate of Authenticity and tamper-evident hologram and is fully backed by Supersportscenter.com's Authenticity Guarantee.