RW&Co medium weight midi black short sleeve dress with cutout collar size M

Excellent pre-loved condition. Gently worn with no holes or stains. Scoop collar which is lower in the back with nice cutout detail. Ribbed band at approximate waist Flowy skirt Stretchy material 80% Viscose 20% Nylon CA 00655 RN 138760 Tag says size is medium; however, please review measurements below to ensure a proper fit. Approximate laid flat measurements: Pit to pit in relaxed state: 15" Pit to pit fully stretched: 21" Waist (where ribbing is) relaxed state: 12.75" Waist (where ribbing is) fully stretched: 17" Length shoulder seam to bottom hem: 45.5"