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

MassMutual will be advertising on the Red Sox jersey in 2023. - Over the Monster

Boston Red Sox's Narciso Crook talks growing up in Trenton, his favorite local eateries, and the secrets of his success – Trenton Journal

Red Sox reach $170 million jersey-patch deal, Mets also interested

MassMutual is first jersey patch sponsor of the Red Sox

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

Red Sox debut new uniform advertisements as part of 10-year deal with MassMutual, Sports

Red Sox to sport MassMutual logo under new partnership - Boston Business Journal

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

Legendary MLB teams break marketing ground with insurance sponsors - Insurance News

Red Sox reveal first-ever uniform advertisements; MassMutual patches coming in 2023