This is a signed Official Major League baseball by Kansas City Royals All Star and Future Hall of Famer Zack Greinke!!!!!!!!! This is a great item and comes with an JSA AUTHENTICATION! THIS IS A RARE ITEM AND WILL NOT LAST LONG! Please look at our other listings for baseballs from other top MLB PLAYERS! Let us know if you have any questions!

THIS AUTOGRAPH COMES WITH JSA AUTHENTICATION! IT IS A TAMPER PROOF HOLOGRAM THAT IS AFFIXED ON THE BASEBALL!

We travel all over getting autographs and take pride in what we do! All of our autographs are obtained in in person!