Oostar KK Mens Swimwear Sexy Sport Shorts Tie Rope Swim Trunks 82% nylon +18% spandex Material: 82% nylon +18% spandex Color: Yellow Black Blue Size:M : 67-73cm ( 26-28 inch ) L : 73-79cm (28-31 inch ) XL :79-85cm (31-33 inch ) Style2 size :M ( US S waist = 73cm-79cm/29.2"-31.6") L ( US M waist = 82cm-88cm/32.8"-35.2") XL ( US L waist = 91cm-100cm/.36.4"-40")