Senfloco Men's Sexy Transparent Low Rise Swim Briefs Medium Black 10% spandex Material: 90% Polyamide + 10% Spandex Low rise, good elasticity Close fit, quick drying, sexy & comfortable Size(Waist): S: 25-29inch, M: 29-32inch, L: 32-35inch, XL: 35-38inch Item sizes are "Asia size", which is about 1 size smaller than US size, please check the Size Chart in the image area Before you place the order.