Elle: Is that low-viscosity rayon? With a half-loop top stitching on the hem? Boutique Saleswoman: Of course. It's one of a kind. Elle: It's impossible to use a half-loop stitching on low-viscosity rayon. It would snag the fabric. And you didn't just get it in - I saw it in the June Vogue a year ago. So if you're trying to sell it to me for full price, you've picked the wrong girl.