Exquisite Form 5100535 Cotton Wireless Bra White 40D Soft non-stretch fabrics at front help this bra give you comfortable, wire-free support. Made of cotton, nylon, and spandex. Wireless multi-part cotton cups are unlined (unpadded) and have angled seams for shape. Non-stretch, breathable sheer lace at cup top has scalloped edges. Sewn-on elastic underband pulls fit in close. Center panel - wide, with floral applique at top of center. Sides and back are stretch microfiber with sewn-on elastic at top and bottom edges. Non-stretch, center-pull, fabric front straps; restricted stretch exposed elastic at back adjusts with plastic hardware. Sleek hook-and-eye closure at back with coated metal hardware. See Fitter's Comments below for hook count.