MassMutual lands deal for patch on Red Sox uniforms; Springfield company's deal with $17M yearly (report)
MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe
Red Sox will have MassMutual logo on their jerseys beginning in 2023
Red Sox reach $170 million jersey-patch deal, Mets also interested
MLB Teams with Jersey Patch Sponsors for the 2023 Season - Zoomph
Boston Red Sox confirm MassMutual as signature sponsor - SportsPro
John Hancock ending long-held Boston Red Sox sponsorship
Yankees won't have jersey patch for Opening Day, but it's coming
Red Sox accidentally picked Yankees fan to sponsor jerseys for next decade
jerseys – Blogging the Red Sox
MassMutual is first jersey patch sponsor of the Red Sox
Posts - Baseball