MassMutual is first jersey patch sponsor of the Red Sox
MLB's Red Sox land MassMutual as jersey patch sponsor - Sportcal
Red Sox Reportedly Strike $170M Jersey Patch Deal
Yankees Jersey Patch Deal Is MLB's Richest at $25M a Year
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Red Sox, MassMutual near a $17M jersey patch deal - Boston
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Boston Red Sox bag US$170m MassMutual jersey patch deal, says
Posts - Baseball
MassMutual, Red Sox announce multiyear partnership
Boston Red Sox confirm MassMutual as signature sponsor - SportsPro
Why are the Angels wearing jersey patches with 'FBM' on them
Red Sox reach $170 million jersey-patch deal, Mets also interested
Cleveland Guardians to wear Marathon jersey patch
