100% cotton,size S-M Chromatic aberration: When shooting in natural light, there will be certain chromatic aberration due to different light and different colors displayed by the buyer's monitor. SIZE/SIZE unit of measurement/CHART: CM/CM (Manual measurement, error range is 1-3cm) S: Sleeve 41.8 Chest 83.5 Waist 69.8 Skirt length 109.7 M: Sleeve 43.5 Chest 87.5 Waist 73.8 Skirt length 111.2