It is made of lycra flexible jersey fabric. It is a one-piece, easy-to-wear, flowing fabric that does not require ironing. It does not cause sweating. It is 170 cm. It is a single piece with a headscarf. It has a zipper. Size 38-40 range is 1 size, 42-44 size range is 2 size, 46-48 size range is 3 size.