Michael Phelps signs $5 million dollar endorsement deal with Under Armour insiders estimate - EverymanTri.com
Under Armour Rio Olympics star Michael Phelps wearing Nike on Sports Illustrated cover in colossal screw-up
![Michael Phelps' net worth: how the Olympic swimmer made his millions, from his Suits appearance and gold medals to endorsements and properties | South China Morning Post Michael Phelps' net worth: how the Olympic swimmer made his millions, from his Suits appearance and gold medals to endorsements and properties | South China Morning Post](https://cdn.i-scmp.com/sites/default/files/styles/1200x800/public/d8/images/canvas/2021/08/10/da7aa732-df6d-4ac6-9202-95a31e0492e6_479c431b.jpg?itok=foDh5qyr&v=1628588613)
Michael Phelps' net worth: how the Olympic swimmer made his millions, from his Suits appearance and gold medals to endorsements and properties | South China Morning Post
![Rio Olympics 2016: Michael Phelps wore Nike instead of Under Armour on the latest Sports Illustrated cover — Quartz Rio Olympics 2016: Michael Phelps wore Nike instead of Under Armour on the latest Sports Illustrated cover — Quartz](https://cms.qz.com/wp-content/uploads/2016/08/ap16227125349764-e1471533746733.jpg?quality=75&strip=all&w=1600&h=900&crop=1)