Women's Vionic Petra Flats Bring polished style and supportive comfort to your everyday wardrobe with these sophisticated Vionic flats. The suede upper creates a soft, refined look, while the square toe silhouette and low sculpted heel add modern elegance. Built with VIO MOTION Technology, these flats feature contoured arch support and shock-absorbing cushioning designed to promote stability and lasting comfort. A flexible EVA midsole and durable TPR outsole help provide smooth movement and reliable wear throughout the day.