Vintage Billy Blues maxi denim skirt size 4

Vintage Billy Blues maxi denim skirt Size 4 - likely would fit a size 2 as it is form fitting, however it is labeled a 4. Excellent preowned condition, no flaws. Worn only a couple of times. Zipper closure. Form fitting with slight flare at hem. Approximate measurements: Waist: 30.5” Length at side seam: 37.5”