You've seen them on Kaia Gerber, the Hadid sisters can't get enough. It’s the ultimate winter staple and comeback item from the 90’s the era of grunge and tea dresses. It’s the easy way to toughen up any girly outfit and infuse it with some much-needed edge. Even before the Chicago grunge era of Nirvana and Courtney Love combat boots such as Dr. Martens, were causing head waves across the country with the punk rock of movement in all its vinyl, PVC and fishnet glory.