Nubuck or smooth leather upper Adjustable straps with a hook-and-loop closure 1.25" heel height Unique Air Circulation System within the Clarks Unstructured footbed leaves your feet feeling fresh and comfortable all day Rubber sole Description With athletic cues, these women's sandals use a sage nubuck upper with perforated detailing. The Un Saffron features adjustable straps with a hook-and-loop closure that enhances the sporty appearance, while the EVA and rubber sole unit is both lightweight and flexible. Plus with Clarks Unstructured technology underfoot, feet will be guaranteed around the clock comfort.