Helmut Lang Twisted Mini Tank Dress Helmut Lang Tank Dress. Asymmetric Square Neckline; Twist Detail At Left. Sleeveless. Sheath Silhouette. Mini Length. Back Zip. Viscose/Nylon/Spandex. Imported. Length 33” Arm Pit To Arm Pit 16” Mini Tank Dress, Helmut Lang, Square Neckline, Tank Dress, Midi Dress, Twist, Spandex, Womens Dresses, Square