MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe
Colorful jerseys here to stay: Red Sox president says team not
Red Sox, MassMutual near a $17M jersey patch deal - Boston
Official Charity of the Boston Red Sox
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Logos and uniforms of the Boston Red Sox - Wikipedia
Red Sox kicks off plan to bring all BPS 6th graders to Fenway Park
Boston Red Sox mascots Wally and Tessie display the patch during a
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Red Sox reveal first-ever uniform advertisements; MassMutual
jerseys – Blogging the Red Sox
Boston Red Sox confirm MassMutual as signature sponsor - SportsPro
Red Sox kicks off plan to bring all BPS 6th graders to Fenway Park
