Spanx Spanx's bodysuit is crafted from a breathable, ultra thin microfiber that smooths your curves. This lightweight black style is seamless ensuring that it will remain invisible underneath figure-skimming dresses. Adjust the shoulder straps to create the perfect fit. Wear it with: Cosabella Bra, Diane Kordas Necklace. - Black spandex-blend - Pull on - Fabric1: 57% spandex, 43% nylon; fabric2: 83% spandex, 17% nylon - Machine wash - Designer color: Very Black