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

Boston Red Sox make history with record $170 million ad-patch deal, other teams to follow suit

MLB's Red Sox land MassMutual as jersey patch sponsor - Sportcal

MLB Team Sponsorship Revenue Grew To $1.5 Billion In 2023, Report Shows

MassMutual, Red Sox announce multiyear partnership

Red Sox play ball with a new signature sponsor - BOStoday

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

Colorful jerseys here to stay: Red Sox president says team not planning future uniform changes, Sports

MLB Jerseys' to Feature Corporate Sponsor Logos for First Time Ever In 2023

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

Why are the Angels wearing jersey patches with 'FBM' on them? - Los Angeles Times

Devers breaks tie in 6-run 8th, Red Sox beat Reds 8-2 to avoid sweep

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

MassMutual is first jersey patch sponsor of the Red Sox