Vintage strappy business dress size 18w

Lady Darby vintage business strappy dress. Has attached inner tank dress and outer shorter button down striped dress. All butting functional on outer and had additional snaps to assure it stays closed! Inner dress has bottom material to match dress and silky rest with a front zipper. Dress has nice seams for structure and a great fit! Aprox measurements when flat: Pit to pit-24” Waist-23” Hips-23” Length- striped is 34” total is 42”