MassMutual is first jersey patch sponsor of the Red Sox
Boston Red Sox confirm MassMutual as signature sponsor - SportsPro
Red Sox, MassMutual near a $17M jersey patch deal - Boston
Yankees Announce Starr Insurance Jersey Patch, Partnership in
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What MLB teams will have uniform ad patches in 2023?
Boston Red Sox and Springfield-based life insurer, MassMutual
Red Sox will have MassMutual logo on their jerseys beginning in
Red Sox reveal first-ever uniform advertisements; MassMutual
Red Sox Reportedly Strike $170M Jersey Patch Deal
Red Sox to sport MassMutual logo under new partnership - Boston
Boston Red Sox bag US$170m MassMutual jersey patch deal, says
Red Sox, MassMutual Partner Up
MLB's Red Sox land MassMutual as jersey patch sponsor - Sportcal
