MassMutual is first jersey patch sponsor of the Red Sox

Red Sox play ball with a new signature sponsor - BOStoday

MLB Sponsor Revenue Hits $1.2B as Jersey Patch Boom Awaits

MLB Teams with Jersey Patch Sponsors for the 2023 Season - Zoomph

MassMutual will be advertising on the Red Sox jersey in 2023

Red Sox accidentally picked Yankees fan to sponsor jerseys for

Red Sox Mass Mutual Collaboration – NBC Boston

Red Sox, MassMutual near a $17M jersey patch deal - Boston

It's come to this: our Red Sox as human billboards

L.A. Angels have new MLB jersey patch sponsorship

Yankees Jersey Patch Deal Is MLB's Richest at $25M a Year

Boston Red Sox and Springfield-based life insurer, MassMutual

Twins making careful decision about ad patches on players' jerseys

Boston Red Sox make history with record $170 million ad-patch deal

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