Jones’s red carpet style falls on the feminine side—think breathy frocks from Dior, Gucci, and Valentino—peppered with eye-catching pops. (source)
I am not sure this sentence makes sense to me. A frock, I think, just refers to a fancy dress. Breathy, according to dictionaries, means "producing or causing an audible sound of breathing, often related to physical exertion or strong feelings." How can a dress be breathy, namely, producing the sound of breathing?