No well-edited swimwear wardrobe is complete without an iconic one piece swimsuit, and our collection of one pieces has silhouettes to suit every mood — from poolside lounging to kicking back on the sand. Every ALT Swim luxury swimsuit and bachelorette bathing suit is designed with the highest attention to detail and crafted using only the finest fabrics, so you’ll always look and feel your absolute best. Our offering proves that one pieces are anything but basic, with cheeky cut-outs and strappy detailing flattering your figure to perfection. Plunging fronts and cinched waists are set to dial up the drama, while wide straps and asymmetric necklines promise bespoke support for a fuller bust. Shop our edit of designer one piece swimsuits for an all-in-one ensemble that exudes effortless luxe.