100% Polyester We Locate in China, Sell in USA. We are the Most Professional Online Wholesaler and Retailer. Our size is Chinese Size,if no idear, Contact Us Freely. Understandig is Important for Both of US,pls Let us Know if You not Satisfied. US 4X-Large=China 5X-Large:Length:26.38"(67cm),Bust:40.16"(102cm),Waist:33.46"(85cm),Hip:38.58"(98cm),Sh..