The Smart and Sexy Multiway Strapless Underwire Bra SA1373 comes with removable straps that convert for classic wear, as a halter, a one strap, crisscross or strapless, with supportive boning at sides and back and smooth, padded t-shirt cups. Smart and Sexy's Multiway Strapless Underwire Bra is made of nylon/polyester/spandex.