From Vionic, the Walk Max Wanderer Walking Sandals feature: Premium leather and fabric upper Adjustable hook-and-loop straps to ensure comfortable fit Back pull tab Built-in VIO MOTION technology footbed with contoured arch support and deep heel cup Ultra lite nitrogen infused midsole for shock absorption Dual-density support in footbed and midsole Rubber outsole for traction Approx. 1.375" platform height Approx. 1.875" heel height Imported.