Fantastic coverage with a tummy-slimming interior and convertibility that allows you to select bandeau or halter styles. Made of polyamide and elastane. Shelf bra has wireless contour cups with light padding for a smooth shape, that are are sewn into suit for a secure fit. Covered elastic underband ensures fit at bottom of cups stays in place. Sweetheart neckline has a non-stretch padded edge. Cup overlay is twisted at center with ruching at sides. One piece under dress has fine slimming mesh lining inside front for a firmer, flatter tummy. Dress overlay is two layers of 4-way stretch microfiber with ruching at side seams for texture all around Very flexible boning at top sides gives additional support that's easy to move in. Shelf bra sides/back are self-lined microfiber with covered elastic along top