Vintage Women’s Ranch and Town by Panhandle Slim button up. It does have shoulder pads that could easily be removed by cutting the stitch.
Marked size Large but will fit more like a Medium
Pit to pit: 20.5 inches
Length from top of shoulder: 27.5 inches
There is a small, not very noticeable, stain on the back of the left sleeve. Stain noted in picture. Sold as is.