This jacket is 100% polyester exterior and polyester/spandex lining. This jacket is very soft and very comfortable with lots of details. Zip front with notched collar. One chest zipper, two front pockets-all gold zipper closure. Ruching at bottom of sleeve hems to give a gathered look. Shoulder to shoulder is 19.5”, sleeve length is 20”, armpit to armpit is 20”, back neck to hem is 21”, waist is 18” from side seam to side seam.