Yokini Swimwear Perfect Fit Bikini Bottom Black-S 82% Nylon, 18% Spandex Slimming Perfect Fit fully-adjustable bottom. You decide how it fits you best. Retro, skirt, sexy or for full coverage or virtual one-piece. Adjust for sun exposure, skin exposure or activity Seamless construction to prevent bulges. Bikini bottom does not have a seam or elastic at the top. Seamless means no unwanted bulges due to suit construction Lined in the same fabric for custom "yoga pant" fold-over or scrunching. The same great fabric lines the bottom so you can fold, scrunch and adjust it into any position. Four-way stretch fabric provides tummy control & slimming. You get to fold and adjust the suit to target problem areas to slim and control in style and comfort. Looks great with any bikini top. To achieve the one piece look, a bikini top with a flat lower band will give the best result.