BIZ COMFORTCOOL fabric - 100% Polyester. Easycare - machine wash'n'wear. Wrinkle Resistant. Breathable. Yarn-wicked to keep you cool. Quick Dry - rapid evaporation of moisture through the fibres. Shrink Resistant - retains shape. Fade Resistant - retains colour. Open neckline with slim line placket. Ladies semi-fitted shirt. Curved hemline.