There's a lot that goes into finding a stylish Summer dress. Fit is probably the most important thing to keep in mind while shopping. We want the clothing to sit nicely and for it to feel good when we move around. From there, shopping for stylish dresses becomes even more fun. We get to play around with textures, prints, and silhouettes, and right now, Old Navy has so many fashionable dresses that it's hard to narrow down our favorites. From easy-breezy maxis to fit-and-flare dresses that offer a dynamic fit, we're highlighting our top 17 must haves.