Four short years after he shook up the world with Air Max, Tinker Hatfield done done it again. His Huarache concept, based on both simple sandals and waterskiing booties, took the running shoe to its essence, building a low-cut neoprene bootie on a running sole with a minimal synthetic leather structure to keep things laced. Offered in a variety of flavors fresh for summer, the Huarache was everywhere.