In early 2000, Jenifer Lopez stepped on the red carpet wearing a pair of strappy thong sandals with a pink slip dress and a matching shawl — and almost 20 years later, the polarizing shoe trend is back with a bang. Paired with tailored pantsuits on the runway and midi dresses on the streets, thong sandals are one of those trends you'll either love or hate. Either way, J Lo might just be the one to convince you to finally give it a try.