100% Poly Shell with what feels like a cotton lining.
Shoulder to shoulder is 14 inches.
Armpit to Armpit is 17 inches flat (same as bust).
Waist/Hips 18 inches flat.
Center front to hem 37 1/2 inches.
There is a 3 inch hem if you want to take it out and make it longer.
It is fully lined with cap sleeves.