MassMutual is first jersey patch sponsor of the Red Sox

MLB Fans Roast Braves Over Hideous Uniform Sponsor Patches

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

Red Sox, MassMutual near a $17M jersey patch deal - Boston Business Journal

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

Phillies may have sponsored uniform patch this season

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

MLB's Rangers hire CSM to find first jersey patch sponsor - Sportcal

MLB's Detroit Tigers expand Meijer sponsorship with jersey patch deal

Jersey patch ads could be coming for Yankees, Mets in the near future

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

Chris Cotillo on X: MassMutual is the new “signature partner” of the Red Sox. They get a jersey patch and the sign that replaces the John Hancock sign in center field. /

Posts - Baseball

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

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