The model is wearing a size S/M. Model's measurements: height 175 cm, bust 84 cm, waist 61 cm, hips 91 cm.   Dimensions of the blouse in size S/M measured flat: width under the armpits - 61 cm, sleeve length - 29 cm (from the seam), total length - 67 cm (front), total length - 71 cm (back), width at the hips - 56 cm.