Bikini bottoms refers to the lower body part of a bikini swimwear. Bikini bottoms are made of lightweight, fast-drying fabrics and are generally styled with minimal coverage. Bikini bottoms usually have a low waistband that rests below the navel and a high-cut leg line. Back coverage depends on the style of the bikinis and can range from brief-style bikinis, which offers full back coverage, to the thong bikinis which offer minimal back coverage.