Godsen Men's Fashion Casual Elastic Swimwear Trunks Size Xl 90% Acrylic Fiber 10% Spandex Machine washable. Model is 5'11", model wears Chinese size XXL. Washable and easy to dry, good flexibility, drawstring adjusts tightness. WARM PROMPT: We are sizing according to Asian build bodies, please choose the most appropriate size according to your actual figure. Size M is 27 inches, Size L is 28.5 inches, Size XL is 30 inches, Size XXL is 31.5 inches(The Waist). Please choose the correct size according to your request. Attention: our size is smaller than the one in United States. So please be careful when choosing the size! Normally the S one in US corresponds to an M in our store. We use the Chinese standard and there are differences. We suggest you to choose the item 1 size larger!