Vintage Mustard Knit Pants

Last chance to buy - I’m moving and this will be delisted Jan 25 No tags. Not sure what the fabric is, medium weight and a stretchy. High waisted and are quite short in leg. Color is most accurate in third photo (mustard yellow). Shirt is sold. Waist 23.5-16” (quite stretchy, but not sure if would be good above size 30) Inseam- 24”