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Houston Astros reveal Oxy as first ever jersey partner - SportsPro
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Red Sox debut new uniform advertisements as part of 10-year deal with MassMutual, Sports
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Boston Red Sox bag US$170m MassMutual jersey patch deal, says report - SportsPro
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Red Sox Mass Mutual Collaboration – NBC Boston
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It's come to this: our Red Sox as human billboards
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Red Sox play ball with a new signature sponsor - BOStoday
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Sox say so long to John Hancock. But hello maybe to MassMutual. - The Boston Globe
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MassMutual is first jersey patch sponsor of the Red Sox
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Boston Red Sox Announce MassMutual Patch on Jerseys Starting in 2023 – SportsLogos.Net News
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Red Sox play ball with a new signature sponsor - BOStoday
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Red Sox to sport MassMutual logo under new partnership - Boston Business Journal
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Boston Red Sox confirm MassMutual as signature sponsor - SportsPro
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Boston Red Sox bag US$170m MassMutual jersey patch deal, says report - SportsPro