Time and Tru Women's Midi Tank Dress Walmart.com The Perfect Midi Tank Dress for a Flattering Midlife Figure Fabulous Women's Tank Midi Dresses Nordstrom Knit Tank Midi Dress Madewell Women's Tank Midi Dresses Nordstrom. Effortless elegance meets everyday comfort in this stripe knit midi dress. The sleeveless tank silhouette features a classic round neckline and a flattering back split hem for easy movement. Decorative button details down the back add visual interest without functionality, while the soft knit fabric drapes beautifully. Unlined for a lightweight feel, this versatile piece transitions seamlessly from casual to dressed up occasions. Fabric: 78% polyester, 20% cotton, 2% spandex