The Ex Officio Give-N-Go 2.0 Sport Mesh Bikini Brief Panty has a breathable ventilated body with anti-odor protection for fabric, wicks with fast-drying efficiency, and has 360 stretch in a soft, super light knit. Ex Officio's Give-N-Go 2.0 Sport Mesh Bikini Brief Panty is made of nylon/spandex.