MassMutual is first jersey patch sponsor of the Red Sox

Red Sox reach $170 million jersey-patch deal, Mets also interested

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

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

Detroit Tigers to add Meijer patch on jerseys

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

MassMutual, Red Sox announce multiyear partnership

Red Sox accidentally picked Yankees fan to sponsor jerseys for next decade

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

MLB's announced jersey patch deals so far-San Diego Padres: Motorola. Boston Red Sox: MassMutual. Los Angeles Angels: Foundation Building Materials. Arizona Diamondbacks: Avnet : r/baseball

Larger-Than-Life Drone Show Celebrates MassMutual's Sponsorship of the Boston Red Sox

Phillies may have sponsored uniform patch this season

Astros agree to deal to add Oxy jersey patch for 2023 season

Red Sox, MassMutual Partner Up