Donald Davies of Dublin BNWT 100% wool 1979 shirtwaister. Long sleeve and 1/2 button front and matching skinny belt. These are all vintage size 14 and straight cut, they work well on a modern size 14 or smaller.
Cool wash and dry flat or dry clean. As a natural fibre these garments require less washing and are breathable and comfortable to wear, they are super soft and cosy.