This Nike hat is a must-have for any tennis fan! It features the signature of the talented player Qinwen Zheng  (郑钦文) and is a rare find for collectors. The hat is a perfect add to your sports memorabilia collection. Autograph obtained in person at 2022 San Diego Open.  Guaranteed to pass third party authentication service or your money back. This unique item is perfect for fans of Qinwen Zheng and tennis enthusiasts alike. Don't miss out on the chance to own this piece of sports history!