Puffy Crinkle Women's Reversible Black & White Vest Pleated in Front Stretchy

Puffy Crinkle Women's Reversible Black & White Vest Pleated in Front Stretchy & Soft Solid Black on one side and black & white stripes on the other. No tag of any kind I'm guessing the material is polyester? I think the size would fit small to medium? Check the measurements below for more detail: 28" long 18" shoulders 21" pit to pit 23" waist Material is stretchy looks new never worn.