masterpiece, best quality, ultra-detailed

a black asymmetrical monokini swimsuit, ribbed stretch fabric, fine vertical rib knit texture, soft matte finish with subtle light absorption, high elasticity material

one-shoulder design with thin double straps, diagonal neckline, large curved side cutout exposing the waist, high-leg cut

delicate ruffle trim along neckline and leg openings, soft gathered frills with natural fabric folds

contrast piping along all edges (neckline, cutout, leg openings), slightly glossy finish, clean and sharp seam ხაზ, enhancing silhouette

back design: open back with thin adjustable tie strings, gathered fabric at bust and hips, consistent ribbed texture throughout

fabric details: fine stitching, tension lines, subtle stretch wrinkles around curves, realistic cloth deformation, soft shadows within rib grooves

photorealistic material rendering, highly detailed textile, focus on fabric texture, seams, and structure