Seems to be some sort of cotton or linen blend but it is not marked.
measurements should be doubled for bust and waist
Armpit to armpit:17"
Sleeve length: 23
Bust: 13- 14" inches
Shoulder: 14 1/2" inches
Please convo me if you have any questions at all! Your satisfaction is my happiness!
I ship standard priority to keep the shipping price as low as possible!
Have a good (vintage) day and buon shopping