Featured is a Mariano Rivera signed New York Yankees 1996 MLB World Series baseball, in which he added the "96 W.S. Champs" inscription. This baseball was hand signed by Mariano Rivera and authenticated by JSA authentication services. Included with the baseball is a JSA hologram and certificate of authentication. This item would make a great addition to any sports memorabilia collection!. SPECIFICATIONS Autographed By: Mariano Rivera Team: New York Yankees Sport: Baseball Authentication: James Spence Authentication (JSA)