More Details Helmut Lang Sleeveless Side-Tie Voile Midi Dress, Navy Details Helmut Lang midi dress in voile. Approx. length: 41"L from shoulder to hem, 40"L down center back. Square neckline. Wide shoulder straps. Side tie detail. Shift silhouette. Arched hem. Side slash pockets. Pullover style. Viscose/acetate. Dry clean. Imported of Italian material.