No closet can be considered complete without at least one pair of black boots. Whether they're heels or flats, the perfect pair can be relied upon to go with almost anything and see you through almost any occasion: your go-to shoes in a crisis. Find yours here. Channel a rock and roll cool with heavy-duty flats: Giuseppe Zanotti's chunky bikers boots are embellished with oversized gold chains, while Valentino's studded Chelsea boots exude effortless style and a seriously edgy look. Or keep it simple and sophisticated with a delicate ankle boot. Miss KG's heeled versions are perfect for a night out.