Bunker Underwear Extasy Low Rise Brief 25% cotton Fabric: 70% bamboo rayon 25% cotton 5% spandex jersey 180 GSM. Soft, smooth texture. Antibacterial material absorbs moisture and wicks it away. Keeping cool and dry. Low rise, falls below natural waistline. Back branded logo. Machine wash cold with like colors, tumble dry low, do not bleach, cool iron. Bunker EXTASY low rise brief is the comfort that you want.