Cold shoulder cocktail Party a- line skater dress

A sweet heart V neckline top. A- line skater dress. V- back cold shoulder. Fabric type great elasticity . 69% cotton, 26%nylon, 5% spandex. Zipper closure. Along the knee ., hidden back Zipper z. Underarm to underarm is 16” , waist 14”. Length 37”. The dress says large but is a small.