Red Sox debut new uniform advertisements as part of 10-year deal with MassMutual, Sports
Red Sox, MassMutual near a $17M jersey patch deal - Boston Business Journal
Red Sox Mass Mutual Collaboration – NBC Boston
MLB Teams with Jersey Patch Sponsors for the 2023 Season - Zoomph
Red Sox uniforms will be unaffected by new MLB rules in 2023
Larger-Than-Life Drone Show Celebrates MassMutual's Sponsorship of the Boston Red Sox
Red Sox reportedly sign jersey patch deal with MassMutual
Iconic Massachusetts Brands Unite: MassMutual Named Signature Partner and First Ever Jersey Patch Sponsor of the Boston Red Sox
Red Sox, MassMutual near a $17M jersey patch deal - Boston Business Journal
MassMutual is first jersey patch sponsor of the Red Sox
Red Sox, MassMutual near a $17M jersey patch deal - Boston Business Journal
MassMutual is first jersey patch sponsor of the Red Sox
MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe