MassMutual is first jersey patch sponsor of the Red Sox

A $17 million annual deal by the Red Sox stokes debate on the value of jersey patches in a market flooded with options

Red Sox will have MassMutual logo on their jerseys beginning in 2023

Boston Red Sox confirm MassMutual as signature sponsor - SportsPro

MLB's announced jersey patch deals so far-San Diego Padres: Motorola. Boston Red Sox: MassMutual. Los Angeles Angels: Foundation Building Materials. Arizona Diamondbacks: Avnet : r/baseball

Iconic Massachusetts Brands Unite: MassMutual Named Signature Partner and First Ever Jersey Patch Sponsor of the Boston Red Sox

MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe

Boston Red Sox bag US$170m MassMutual jersey patch deal, says report - SportsPro

Boston Red Sox Announce MassMutual Patch on Jerseys Starting in 2023 – SportsLogos.Net News

Sox say so long to John Hancock. But hello maybe to MassMutual. - The Boston Globe

Boston Red Sox sign BetMGM as first betting sponsor