Great Preowned Condition. Description Women's Vionic, Willa Flat. Slip-on flats are a go-to style for a busy day. From the office to a night out, Vionic Willa is a chic and comfortable way to wear your flats with ease. Leather or suede uppersSlip on style for an easy on and offRemovable PU-covered EVA orthotic insertBiomechanically designed to hug your arches, Vio-Motion Technology helps support natural alignment from the ground upRubber outsole for added durability About this item Leather upper in a loafer style with a round toe. Padded collar with slip on entry. Smooth lining with cushioned insole. Durable rubber outsole. Heel Height: 1 inch. 7A16