Bionic Bella Toe Post Sandal Denim blue color, Size 7. Adorned with a feminine bow that's trimmed with the Vionic "V" logo. -Man-made upper with microfiber-covered footed. -Lightweight, flexible EVA midsole absorbs shock, reducing stress on feet, ankles, and knees. -Vionic Technology is biomechanically designed to hug your arches and support your feet in comfort. Vionic sandals have built-in orthotic.