MassMutual will be advertising on the Red Sox jersey in 2023. - Over the Monster
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 to sport MassMutual logo under new partnership - Boston Business Journal
Red Sox to sport MassMutual logo under new partnership - Boston Business Journal
Balls and Strikes on the MassMutual sign - marketing masterclass! : r/redsox
What MLB teams will have uniform ad patches in 2023?
Spotted a 3-run lead against the Mariners, the Red Sox bullpen came unglued in loss - The Boston Globe
Red Sox reportedly sign jersey patch deal with MassMutual
Red Sox reportedly sign jersey patch deal with MassMutual
Red Sox will have MassMutual logo on their jerseys beginning in 2023 – Blogging the Red Sox
Boston Red Sox Announce MassMutual Patch on Jerseys Starting in 2023 – SportsLogos.Net News