Red Sox will not be affected by MLB's new uniform rules in 2023
MLB's Red Sox land MassMutual as jersey patch sponsor - Sportcal
Red Sox reveal first-ever uniform advertisements; MassMutual patches coming in 2023
What MLB teams will have uniform ad patches in 2023?
Red Sox Sign Japanese Batting Champ Yoshida - Rafu Shimpo
MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe
John Hancock ending long-held Boston Red Sox sponsorship
Red Sox All-Star Break Awards. Plus, Jaylen's Place Among No. 2 Options. - The Ringer
Cleveland Guardians Announce Jersey Sponsorship - Sports Illustrated Cleveland Guardians News, Analysis and More