MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe
Iconic Massachusetts Brands Unite: MassMutual Named Signature Partner and First Ever Jersey Patch Sponsor of the Boston Red Sox
Red Sox will not be affected by MLB's new uniform rules in 2023
Red Sox Sign Japanese Batting Champ Yoshida - Rafu Shimpo
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Red Sox reportedly sign jersey patch deal with MassMutual
NHL Partner MassMutual to Debut 'On and Off the Ice' Spot During Winter Classic
Jennifer Halloran on LinkedIn: FIFA Women's World Cup + Frito-Lay, Taste of Greatness
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MassMutual will be advertising on the Red Sox jersey in 2023. - Over the Monster
Red Sox debut new uniform advertisements as part of 10-year deal with MassMutual, Sports
Red Sox will have MassMutual logo on their jerseys beginning in 2023
MLB's Red Sox land MassMutual as jersey patch sponsor - Sportcal
Red Sox to sport MassMutual logo under new partnership - Boston Business Journal
Red Sox reveal first-ever uniform advertisements; MassMutual patches coming in 2023
MLB Opening Day: Jersey Patches - Foul Or Fair Game?
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