Red Sox reportedly sign jersey patch deal with MassMutual
Boston Red Sox bag US$170m MassMutual jersey patch deal, says report - SportsPro
Boston Red Sox make history with record $170 million ad-patch deal, other teams to follow suit
MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe
MLB Opening Day: Jersey Patches - Foul Or Fair Game?
Jersey patch ads could be coming for Yankees, Mets in the near future
Boston Red Sox sign BetMGM as first betting sponsor
Red Sox reveal first-ever uniform advertisements; MassMutual patches coming in 2023
Bruins reveal cybersecurity firm Rapid7 will be first sponsor of patch on game and practice jerseys - The Boston Globe