Winter calls for thick, heavy jeans to stay warm, but it's (basically) March . . . so naturally, we're over denim. The right dress can be more classy and flattering, not to mention so much comfier. Enter these 19 airy picks are loose but flatter figures enough to provide a slim, polished look. Read: You'll feel mega confident. But how? These pretty dresses are designed with empire waistbands, smocked detailing, smoothing prints and other elements for a fail-proof style. Billowy and luxe, these designer-like dresses ensure you look and feel like a million bucks.