Size M is used in the image (63 kilos 175 cm height) It is a perfect fit, not tight or loose?? The waist is elastic. It is a luxury quality soft linen fabric. The embroidery is real embroidery, not a print, it is a heavy workmanship product. Intermediate sizes, those whose hips are wider than their hip size can take one larger size. Suitable for sizes S 36 M 38 L 40 XL 42