Please note US sizes have been converted from European sizing. See size chart for European size equivalent.: Updating a classic style from our collection, the Nico sandals come with crossover uppers extending to a slingback . Just like the straps, the insoles are crafted from leather and shaped to provide optimal comfort. Content+Care: - 100% Cow Leather - Do not wash - Imported Size+Fit: - Heel Height: 3 cm - Our shoes fit true to size. If you are between sizes we recommend selecting the next full size up.