A women's one-piece bathing suit garment including a bodice panel and an underwear portion is described. The bodice panel has a vertically placed connection mechanism which forms the torso of the garment. The underwear portion includes a plurality of waistband panels, a front panel, and a primary panel. The front of the bodice panel extends below waist-level to form the plurality of waistband panels. The primary panel forms the rear of the underwear portion of the garment. The primary panel is connected to the plurality of waistband panels via continuous pieces of material forming the leg openings of the garment. The primary panel is connected to the front panel to form a crotch of the garment. The front panel connects to the plurality of waistband panels via a connection mechanism, which upon connecting, the front panel forms the front for the underwear portion of the bathing suit garment.