Vintage Parkshire Poly Robin Blue & Silver dress

Groovy! Vintage, Parkshire Original poly dress. Never worn but no tags. 100% poly with a 21 inch back zipper. Unlined, Short sleeve and small darts at waistband. Waistband is 3.25 inches wide and has an embellished silver threaded design. Tag on collar reads a size 12. My measurements are: 18.5 across chest 32 inch waist 40 inches from collar to bottom of dress / Skirt is 23 inches waist to bottom of dress. 25 inch slight flare skirt.