Vionic Women's Black Suede Brionie Chelsea Side Zip Bootie Ankle Boots 6.5. These cute suede kicks are a seasonal must-have. Created by renowned Australian podiatrist, Dr. Philip Vasyli, on the biomechanical principles of human movement, there are more than 30 years of research and development behind v Vionic support technology. Lightweight and perfectly versatile, this lug-soled bootie features water-resistant, soft-as-butter suede. Stretch gore at the ankle, a pull tab, and a medial zipper make on/off easy. Water Repellent Upper: Treated with a protective coating to help against inclement weather. Upper: Suede. Side zipper offers slip-on sensibility and a secure fit. Footbed: Removable microfiber wrapped EVA. Shaft Circumference: 10.67" Shaft Height: 5.0" Heel Height: 1.37" Platform Height: .75" Outsole: Rubber. Vio-Motion Technology is designed to hug your arches and support your feet in comfort. Vionic sandals' built-in orthotic is shown to be effective in helping to treat heel pain (plantar fasciitis).*