MassMutual becomes 'signature sponsor' for Boston Red Sox
Boston Red Sox confirm MassMutual as signature sponsor - SportsPro
Houston Astros reveal Oxy as first ever jersey partner - SportsPro
NYSportsJournalism.com - Home
Red Sox play ball with a new signature sponsor - BOStoday
MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe
Men's Boston Red Sox Pro Standard White Team Logo T-Shirt
Hc 011516 by The Island 360 - Issuu
NYSportsJournalism.com - Home
Boston Red Sox confirm MassMutual as signature sponsor - SportsPro
Rt 011516 by The Island 360 - Issuu
Red Sox to sport MassMutual logo under new partnership - Boston Business Journal
20160115 xbs wit by The Island 360 - Issuu
Red Sox reveal first-ever uniform advertisements; MassMutual patches coming in 2023
Red Sox play ball with a new signature sponsor - BOStoday