Lulus long formal black gown size small

ordered this for a work gala, did not fit. made the mistake of removing tags and cannot return. dress is brand new. Fit: This garment fits true to size. Length: Floor length. Size small measures 53.5" from top to bottom Bust: Works best for A to C cup sizes - consider sizing up for fuller bust. Waist: Fitted - stretchy fabric allows custom fit. Hip: Fitted - stretchy fabric allows room for hips. Undergarments: May be worn with a strapless bra, adhesive bra, petals, or no bra.