Red Sox Announce Jersey Sponsorship, Patch With Mass Mutual

Red Sox Reportedly Strike $170M Jersey Patch Deal

Red Sox play ball with a new signature sponsor - BOStoday

Milwaukee Brewers sign jersey patch deal with Northwestern Mutual

A $17 million annual deal by the Red Sox stokes debate on the value of jersey patches in a market flooded with options

MassMutual will be advertising on the Red Sox jersey in 2023. - Over the Monster

jerseys – Blogging the Red Sox

MLB Uniform Sponsorship Patches Update

Posts - Baseball

Yankees won't have jersey patch for Opening Day, but it's coming