Women's boots were made of eco leather. Set on a massive, flat heel and platform. The upper has elastic inserts. This model is slip-on with a rounded toe. The platform and heel will provide stability with every step. You should definitely have these stilettos in your wardrobe! When choosing a size, please refer to the size chart.36-23,5/37-24/38-24,5/39-25,5/40-26/41-27cm