Boston Red Sox mascots Wally and Tessie display the patch during a
Red Sox reveal first-ever uniform advertisements; MassMutual
Yankees won't have jersey patch for Opening Day, but it's coming
Red Sox Mass Mutual Collaboration – NBC Boston
MLB's Red Sox land MassMutual as jersey patch sponsor - Sportcal
Reds get $5M per year from Kroger for uniform patch - Redleg Nation
Red Sox will have MassMutual logo on their jerseys beginning in
Red Sox to sport MassMutual logo under new partnership - Boston
A rough patch: the Astros' new sponsorship deal with Oxy is doubly
MLB's announced jersey patch deals so far-San Diego Padres