Red Sox to sport MassMutual logo under new partnership - Boston Business Journal
Red Sox reportedly sign jersey patch deal with MassMutual
Detroit Tigers to add Meijer patch on jerseys
Red Sox will have MassMutual logo on their jerseys beginning in 2023 – Blogging the Red Sox
The NFL's US$673m question: Will the league introduce jersey patch sponsors? - SportsPro
Red Sox reach $170 million jersey-patch deal, Mets also interested
Red Sox to sport MassMutual logo under new partnership - Boston Business Journal
Red Sox debut new uniform advertisements as part of 10-year deal with MassMutual, Sports
Yankees get over $20 million a year for Starr Insurance patch
Red Sox Mass Mutual Collaboration – NBC Boston