Assalam Alaikum! Find more great new arrival products in our Store - WOWDECOR Tips to Buy - We use the Asia Tag Size Chart. Please do not mess with the US size, Europe size. - The cloth has some flexibility, and there are still 1-2cm measurement error. - If you want to make sure the modest way, you might consider a bit bigger. But that's just our advice, you should decide for yourself! - Please check the size chart carefully. WOWDECOR's Wow Decorous swimwear helps customers enjoy water sports. Our M & M line offers Modest or Muslim swimwear for all.