VIONIC with Orthaheel Technology Women's Florence Tassel Flat Black Wedge 8.5 M Synthetic Suede and leather upper. Fits medium widths. Decorative tassle adornment across vamp. Covered Heel. Fits medium widths. Biomechanical Orthaheel orthotic technology with a Multi-density microfiber covered orthotic with EcoFresh. Flexible and lightweight rubber outsole with patterned tread helps improve traction. Invented by leading Australian podiatrist- Phillip Vasyli- this shoe features biomechanical orthotic technology that supports your feet and helps realign the lower legs- reducing over-pronation and associated aches and pains.