By now we know balayage, a freehand hair dying technique, is a favorite of celebs and a great way to get natural-looking highlights. As we approach the chilliest days of winter, we can't help but think that this technique is the ideal way to fight off the cold-weather blues. Why? Well, the 'dos look like they just came from a sunny beach, AKA exactly where we want to be. So grab a piña colada and head to the nearest salon—this season might not be so bad after all.