MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe
Red Sox, MassMutual Partner Up
Phillies may have sponsored uniform patch this season
Colorful jerseys here to stay: Red Sox president says team not planning future uniform changes, Sports
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Boston Red Sox Announce MassMutual Patch on Jerseys Starting in 2023 – SportsLogos.Net News
Yankees Jersey Patch Deal Is MLB's Richest at $25M a Year –
Red Sox to sport MassMutual logo under new partnership - Boston Business Journal
jerseys – Blogging the Red Sox
Boston Red Sox Announce MassMutual Patch on Jerseys Starting in 2023 – SportsLogos.Net News
3,551 Shirt Sponsor Stock Photos, High-Res Pictures, and Images - Getty Images
