Mens Briefs Underwear Thong Swim Brief Bikini Swimwear 80% nylon 80% nylon 20% spandex Smooth And Sexy! 100% brand new and high quality! Low waist brief The size is Asia size Please choose your size below: Waist Measurement(in inches) M: 28-30in/71-76cm L: 31-33in/79-84cm XL: 34-36in/86-91cm XXL:37-39in/91-97cm