It's Asian size,please check the detail sizer on the size chart image. 100% Brand New Material: 82% polyester 18%spandex 9 Colors: White, Sky blue, Pink, Red, Orange, Gray, Black, Blue, Apricot Style: Sexy Design: Elastic Ruched Pattern: Solid Free waist, you have to tie it on your own. Occasion: Beach, Bathing Garment Care: Hand-wash and Machine washable, Dry Clean Unique style, create a illusion for stunning curves, make you more beautiful, fashion, sexy and elegant. Package Content: 1 x Women Bikini Bottoms Size: There are 4 sizes (S/M/L/XL) available for the following listing. please allow 1-2cm differs due to manual measurement, thanks (All measurement in cm and please note 1cm=0.39inch)