Jumper Dresses M&S Womens Jumper Dresses at M&S Jumper Dresses M&S Jumper dress, Women, Maternity at M&S. Strapless bandeau top Elasticated gathered waist with drawstring Dramatic balloon hem silhouette Back zip closure Premium cotton construction Structured fit through bodice Floor length design ENFOLD Stool Jumper Dress delivers contemporary minimalism with architectural draping and sophisticated silhouette. Crafted from premium black cotton with gathered waist detailing and dramatic balloon hem construction. The strapless design and voluminous lower half create a striking statement piece for modern wardrobes.