Are There Ads On MLB Jerseys?
MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe
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
A $17 million annual deal by the Red Sox stokes debate on the value of jersey patches in a market flooded with options
Larger-Than-Life Drone Show Celebrates MassMutual's Sponsorship of the Boston Red Sox
Take us out to the ballgame - BOStoday
Cleveland Guardians to wear Marathon jersey patch
The story behind the rare 'Boston' jerseys the Red Sox wear on Patriots Day - The Athletic
Yankees Jersey Patch Deal Is MLB's Richest at $25M a Year –
boston red sox – SportsLogos.Net News
Colorful jerseys here to stay: Red Sox president says team not planning future uniform changes, Sports
Why more US leagues are embracing sponsored jersey patches, encroaching on 'sacred' real estate