Why are the Angels wearing jersey patches with 'FBM' on them? - Los Angeles Times
Red Sox Reportedly Strike $170M Jersey Patch Deal
Red Sox will not be affected by MLB's new uniform rules in 2023
jerseys – Blogging the Red Sox
MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe
MLB Jersey Patch Market Warming Up As Season Approaches
Tom Caron: Time is running out for Red Sox to make playoff push
Red Sox Sign Japanese Batting Champ Yoshida - Rafu Shimpo
Boston Red Sox mascots Wally and Tessie display the patch during a News Photo - Getty Images