Featured is an Ja Morant signed Memphis Grizzlies blue Nike Swingman basketball jersey. This jersey was hand signed by Ja Morant and has been authenticated by JSA authentication services. Included with the jersey is a JSA hologram and certificate of authentication. This jersey would make a great additional to any sports memorabilia collection.. SPECIFICATIONS Autographed By: Ja Morant Team: Memphis Grizzlies Sport: Basketball Authentication: James Spence Authentication (JSA)