wrinkling in cup, size problem or shape issue? band too tight? 34F

I need larger cups sizes and bras of a different shape more for shallow breasts. Unfortunately I can't try that

[Shape Help] [Fit Check] 36F, All the bras have wrinkled cups : r/ABraThatFits

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Fit Check: What do these wrinkles mean? : r/ABraThatFits

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