Laviai Nielsen is a 22 yo British 400 m runner who looks excellent with her Fitbit Ionic (if I am not mistaken) that she wore during the European Championships in Berlin that just finished.
https://ibb.co/ejqa0p
https://ibb.co/dS1F0p
https://ibb.co/kRXYmU
https://ibb.co/ci6b6U
https://ibb.co/fMKeRU