MassMutual is first jersey patch sponsor of the Red Sox
MassMutual, Red Sox announce multiyear partnership
Red Sox reportedly sign jersey patch deal with MassMutual
MassMutual is first jersey patch sponsor of the Red Sox
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Why MassMutual invested in a jersey sponsorship with the Red Sox
Boston Red Sox Announce MassMutual Patch on Jerseys Starting in 2023 – SportsLogos.Net News
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jerseys – Blogging the Red Sox
Boston Red Sox make history with record $170 million ad-patch deal, other teams to follow suit
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