From Vionic, the Gabriela Leather Ruched Slingback Dress Flats feature: Leather upper Slip on sling back styling Ruched detailing Snip toe construction Built-in VIO MOTION technology, featuring contoured arch support with shock-absorbing cushioning, a deep heel cup to provide stability, and forefoot flexibility. Synthetic lining Approx. 0.88" heel height It is recommended to wear your new pair for a few hours to allow your feet to adapt to the new support. Imported.