Vintage Full Circle Skirt in Blue by Sonja Fashions Dallas
Waist = 26" / Length = 28" - Model is 5'1".
No materials tags. Non-stretchy. Side zipper and button closure.
Flaws: Has a couple ink like spots a hands' length up from hem on side - see closeup - and one fade spot near side zipper - visible in modeled photos. See closeup of inside of skirt, there are a few dabs of orange fabric paint plus permanent marker declaring the waist size.

This item is sold from an excellent, highly rated vintage boutique.