9 jaw dropping photos of Kristin Cavallari Muscle & Fitness Kristin Cavallari shows off her new breast implants in second skin dress Kristin Cavallari turns heads in an ab baring crop top and skirt combo you can't miss Why Kristin Cavallari Is Obsessed with Hailey Baldwin Kristin Cavallari uses barely there slingback heels to stretch her silhouette in a glossy PVC skirtclean, sharp, and intentional. Lauren Conrad keeps it softer with backless mules and cropped denim. Same height. Different Kristin Cavallari debuts a new chin length bob see the photo