From Natori, this bra features: Sports bra Full coverage contour cups with hidden underwire and apex foam for confident coverage Cool-hand nylon jersey fabric with moisture-wicking finish keeps you dry and supported Boning at the sides adds stability without digging in  Clean-finished neckline and back for a smooth look under clothing Convertible wide matte straps and 4-row hook-and-eye for custom styling and flexible fit Nylon/elastane Hand wash Imported.