Girls, have you have tried to wear something like this for doing sports?

It does not look very comfy (quite constricting), however it may be helpful to hold breast during sports, what do you think? Can it be a present for my girlfriend who complains that her brest hurt when she is doing jogging?
Girls, have you have tried to wear something like this for doing sports?


Girls, have you have tried to wear something like this for doing sports?
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