Red Sox 38-year-old veteran shows why 'he's such a good baseball player'
Fenway Sports Management
It's come to this: our Red Sox as human billboards
Red Sox Mass Mutual Collaboration – NBC Boston
Red Sox, MassMutual near a $17M jersey patch deal - Boston Business Journal
MassMutual will be advertising on the Red Sox jersey in 2023. - Over the Monster
Red Sox, MassMutual near a $17M jersey patch deal - Boston Business Journal
Legendary MLB teams break marketing ground with insurance sponsors - Insurance News
MassMutual lands deal for patch on Red Sox uniforms; Springfield company's deal with $17M yearly (report)
What MLB teams will have uniform ad patches in 2023?
Red Sox introduce new outfielder Masataka Yoshida - CBS Boston
Iconic Massachusetts Brands Unite: MassMutual Named Signature Partner and First Ever Jersey Patch Sponsor of the Boston Red Sox
Red Sox to sport MassMutual logo under new partnership - Boston Business Journal
Take us out to the ballgame - BOStoday