Appears to be a cotton/ polyester blend
Fabric does have some stretch to it
NOTE:The seam is coming loose on the waist in the back.It’s easily mendable, not a real issue.
Please go by actual measurements for proper fit.
**ALL measurements taken while flat, double waist and hips**
Waist: 14. 5” across flat, unstretched
Hips: 22. 5” across flat
This item is sold from an excellent, highly rated vintage seller in Quincy, IL.