MassMutual is first jersey patch sponsor of the Red Sox
Twins making careful decision about ad patches on players' jerseys
MLB's Red Sox land MassMutual as jersey patch sponsor - Sportcal
Yankees won't have jersey patch for Opening Day, but it's coming
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Red Sox, MassMutual near a $17M jersey patch deal - Boston Business Journal
Navy MassMutual patch. -White MassMutual patch. The white patch will be worn on the alternate navy jersey. The navy patch will be worn on all other
(2) 2023 Boston Red Sox MassMutual Advertising Jersey Patch
Why are the Angels wearing jersey patches with 'FBM' on them? - Los Angeles Times
MLB's new uniform rules won't prevent Red Sox from keeping Boston traditions – Boston Herald
Sox say so long to John Hancock. But hello maybe to MassMutual. - The Boston Globe
A rough patch: the Astros' new sponsorship deal with Oxy is doubly ugly, Houston Astros
