éEngineered cup features higher platform to smooth under arms Molded cups offer full frontal coverage Seamless underwire ensures no poking Adjustable plush backed straps for complete support and comfort Tapered front strap offers gorgeous silhouette Leotard back Smoothing, double-ply band reduces back fat Full figure fit The bra that thinks of everything, the Bra-dacious Underwire from Spanx offers a beautiful full bust fit. Made of smooth stretch nylon, it features sleek contour cups on a high platform for a beautiful round shape and complete smoothing under your arms. The result? A streamlined silhouette that couldn't be more flattering. Adjustable plush backed straps guarantee comfort and a double-ply band reduces back fat for allover smoothing that will leave you loving what you see. That's the beauty of Bra-dacious. Materials: cups, gore, wings: 82% nylon, 18% spandex; wing lining: 83% nylon,17% spandex, gore lining: 100% nyloné