Ouber Men's Low Rise Sports Bikinis Swimwear Swimming Underwear Briefs Soft Pants Imported Fabric: 82% nylon + 18% spandex Suitable for engaged in all kinds of water sports, such as swimming, surfing, diving Comfortable and sexy Triangular swimming trunks for water activities and sunbathing, fast dry time, and be able to wear the pants or shorts Sizes are Asian size, which is about 1 size smaller than US size, please order one or two size up