A one button blouse with a great great appern fro citiknits. Wear over same color sleeveless top and pants. Slinky soft 90% acetate / 10% spandex. Tag says size Medium but check the approx measurements below. May be fuller. Shoulder to shoulder 17" Underarm to underarm 22" Sleeve 24" Length from back neck 30" Button is down 16.5 " from back neck Clean with no damage from a pet/smoke free home.