The simple sundress has been a staple in summer wardrobes for years, but many women (of all ages) seem to have trouble finding ones that flatter the shape of their body over time. That balance (of an everyday essential and something that flatters different ages) is hard to maintain in many pieces, but here are a few sundresses–ranging from the graphic and eye-catching for teens to the sophisticated and lovely 50s–to help you beat the heat (and look fantastic while doing so) for any age.