Red Sox reportedly sign jersey patch deal with MassMutual
MLB's Red Sox land MassMutual as jersey patch sponsor - Sportcal
Red Sox to sport MassMutual logo under new partnership - Boston Business Journal
Boston Red Sox Announce MassMutual Patch on Jerseys Starting in 2023 – SportsLogos.Net News
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Boston Red Sox confirm MassMutual as signature sponsor - SportsPro
Astros agree to deal to add Oxy jersey patch for 2023 season
Boston Red Sox bag US$170m MassMutual jersey patch deal, says report - SportsPro
Red Sox, MassMutual near a $17M jersey patch deal - Boston Business Journal
MassMutual is first jersey patch sponsor of the Red Sox
Red Sox, MassMutual near a $17M jersey patch deal - Boston Business Journal
Twins making careful decision about ad patches on players' jerseys
Boston Red Sox make history with record $170 million ad-patch deal, other teams to follow suit