Alfred Shaheen Pink Shift Shirt Button Up Dress Belt Barbie / Hostess Small VTG

Alfred Shaheen Pink Shift / Shirt Dress Button Up w Belt - Barbie / Hostess Size Small ? (check measurements) Vintage Thin and lightweight. Theres no fabric content tag but Im assuming its polyester or a polyester blend. Includes original belt. One of the buttons has a stain or is dirty ? I havent tried to clean it. Will be sent as shown. No size tag - Underarm to underarm: approx. 18" Shoulder to hem: approx. 40"