It's no secret that rich moms alternate between Zimmermann and Abercrombie & Fitch dresses, giving them a polished, expensive-looking aesthetic. But with Amazon's fall selection, you don't have to drop hundreds to get the look. That's right. Preppy, refined and versatile, these Amazon dresses carry you from grocery store runs to posh events in style. They feature billowy fabrics, eye-catching prints and elevated details, so get ready to want them all. Our favorites look mega pricey, but don't cross the $40 mark.