MassMutual is first jersey patch sponsor of the Red Sox
Red Sox, MassMutual near a $17M jersey patch deal - Boston
Boston Red Sox Announce MassMutual Patch on Jerseys Starting in
Red Sox Mass Mutual Collaboration – NBC Boston
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John Hancock ending long-held Boston Red Sox sponsorship
Larger-Than-Life Drone Show Celebrates MassMutual's Sponsorship of
Red Sox, MassMutual near a $17M jersey patch deal - Boston
Yankees Announce Starr Insurance Jersey Patch, Partnership in
FIRST LOOK: sponsor patches on 2023 MLB jerseys
Larger-Than-Life Drone Show Celebrates MassMutual's Sponsorship of
Boston Red Sox and Springfield-based life insurer, MassMutual
