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

Boston Red Sox and Springfield-based life insurer, MassMutual partner up

Red Sox kicks off plan to bring all BPS 6th graders to Fenway Park

Red Sox will not be affected by MLB's new uniform rules in 2023

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

Boston Red Sox sign BetMGM as first betting sponsor

Jennifer Halloran on LinkedIn: FIFA Women's World Cup + Frito-Lay, Taste of Greatness

Official Charity of the Boston Red Sox Red Sox Foundation - Red Sox Foundation

Red Sox believe they're still in hunt for Xander Bogaerts as Winter Meetings approach - The Athletic

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

Red Sox Mass Mutual Collaboration – NBC Boston

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, MassMutual Partner Up

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