product details Dear Sir, pure silk fabric is very expensive, why here the price is so lower as it use balance quantity silk fabric to produce,silk fabric is comfortable and breathable, felling very good, and good for skin too, but all silk fabric not good elasticity, this product is chinese size, please reference below size information before order, different color may come from different factory, so the shape may a bit different,any question please feel free to ask me. This panties is use 100 percent mulberry silk fabric to produce. This panties very hot sell in the market, I sell it more than 10 years hundred thousand pcs more, almost 98 percent good feedback, this year factory increase the price, but I still keep in old price to sell it, please note different price silk quality may different, donand x27 t just compare the price with the market. Size L (US Size S/M): waist 66-83cm(26" to 32")Size XL (US Size M/L) : waist 83-93cm (32"to 36")Size 2XL (US Size L/XL) : waist 93-103cm(36" to 40")