Old Navy Waist-Defined Slub-Knit T-Shirt Dress There are so many colour choices for this 100-percent-cotton Old Navy Waist-Defined Slub-Knit T-Shirt Dress ($15-$24, originally $30) on sale now, including several still in stock in tall and petite sizes for the perfect 'fit. Image Source: oldnavy.gap.com Old Navy Waist-Defined Slub-Knit T-Shirt Dress $15 from oldnavy.gap.com Buy Now