US Size XS. New without tags. Brand tag has been removed to prevent returns. Runs true to size. This jumpsuit is the perfect piece of event wear for any formal occasion. Featuring a round neckline, short ruffle sleeves, and a back cut out feature with silver zip, this jumpsuit provides just the right amount of drama. The side invisible zip ensures the jumpsuit fits snugly against your figure while the slight flare style pant adds a classic touch. round neckline short ruffle sleeves back cut out feature back silver zip side invisible zip slight flare style pant unlined material - 100% polyester