MassMutual is first jersey patch sponsor of the Red Sox

Red Sox Reportedly Strike $170M Jersey Patch Deal

MLB's new uniform rules won't prevent Red Sox from keeping Boston traditions – Boston Herald

Red Sox accidentally picked Yankees fan to sponsor jerseys for next decade

Cleveland Guardians to wear Marathon jersey patch

Chris Cotillo on X: MassMutual is the new “signature partner” of the Red Sox. They get a jersey patch and the sign that replaces the John Hancock sign in center field. /

Boston Red Sox mascots Wally and Tessie display the patch during a News Photo - Getty Images

jerseys – Blogging the Red Sox

Boston Red Sox make history with record $170 million ad-patch deal, other teams to follow suit

What MLB teams will have uniform ad patches in 2023?

FIRST LOOK: sponsor patches on 2023 MLB jerseys

Red Sox reach $170 million jersey-patch deal, Mets also interested

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

Red Sox, MassMutual Partner Up