NEW True to size. We recommend wearing new Vionic footwear for limited hours in the first few days of use to allow feet to adjust to a new level of orthotic comfort and support. The VIONIC Ella sandals showcase a unique asymmetric footbridge that leads to a single toe cover for a stylish spin on a contemporary sandal. Side buckle closure. Round-toe design with a slight tacked block heel. Leather upper. Lining, insole, and outsole made of synthetic material. Imported. Product measurements were taken using size 9, width M. Please note that measurements may vary by size. Measurements: Heel Height: 3⁄4 in