Kelvin Herrera Kansas City Royals Autographed White #40 Jersey Size 40 All Numbers, Letters and Logos Sewn / Stitched On New with Tags Jersey is size 40 Signature was obtained at the team hotel in Cleveland in July 2015 Autographed item comes with Certificate Of Authenticity from Sports-Autographs.com and a tamperproof holographic label with matching serial number to ensure that signature is 100% authentic. Item is guaranteed 100% authentic or your money back.