Kenley Jansen Signed Autographed Official Major League (OML) 2017 All-Star Game Baseball - PSA/DNA COA

An Official 2017 All-Star Game Major League (OML) baseball. It has been hand-signed by MLB superstar Kenley Jansen. It has been authenticated by PSA/DNA and comes with their COA and matching serial-numbered, tamper-proof stickers.