TSin Men's Summer Sports Breathable Swimming Underwear Comfortable Trunks The main material:Polyurethane and Nylon. 76-84cm = Size (M) Waist 80-88cm = Size (L) Waist 84-92cm = Size (XL) Waist 88-96cm = Size (XXL) Waist Fashionable casual sports swimming underwear. The swimming trunks wears Breathable and comfortable. When you purchase our products.Please pay more attention to their size and product size . And you can buy a suitable for your shoes.