Old Navy offers a variety of maternity tank dress styles in the latest colors of the season. It is important to feel comfortable during this special time and our maternity tank dresses are designed to give you the fit you can live with. Tank maternity dresses from this collection can be worn with blouses, sweaters and jackets for a versatile addition to your wardrobe. A maternity tank dress can be worn for the entire length of your pregnancy and beyond and gives you a flattering fit. Our maternity tank dresses are designed in long, short and medium lengths for a variety of occasions. Whether you are lounging by the pool or working at an office, a maternity tank dress from Old Navy is the perfect choice.