Rusty Au Surfwear midi skirt size medium

In like new condition Rusty AU surfwear midi pencil skirt size medium. No damage or signs of wear but is missing size and fabric content labels. Stretchy poly like construction reminiscent of the 1970s. Blue geometric pattern that’s a little hard to capture with my iPhone. Fit is similar to covershot. Length is 34”, waist measures 15” across and hips measure 20” across.