Old Navy Maternity Fit and Flare Square-Neck Rib-Knit Dress Opt for this Old Navy Maternity Fit and Flare Square-Neck Rib-Knit Dress ($43) when you need a little black dress for your pregnancy — and why not scoop up the oatmeal hue, too? Image Source: oldnavy.gap.com Old Navy Maternity Fit and Flare Square-Neck Rib-Knit Dress $43 from oldnavy.gap.com Buy Now