Vionic with Orthaheel Technology Womens Yara Sandal Microfiber Rubber sole Please note, the Yara sandal is designed for a wide fit. The Yara by Vionic&reg; with Orthaheel&reg; Technology screams sleek and chic and full of comfort. Innovative, podiatrist-designed Orthaheel Technology provides superior orthotic support, relief, and stability to help realign the feet to their natural position. Research supports Orthaheel Technology's success in reducing over-pronation, which can help relieve associated common aches and pains, such as heel pain (plantar fasciitis), knee pain, and lower back pain. Received APMA Seal of Acceptance. Click here to view Seal. Recommended by renowned Dr. Andrew Weil. This slip-on flip-flop style sandal features a metal trimmed cut-out at the center vamp. Lightweight, flexible EVA footbed and midsole absorbs shock, reducing stress on feet, ankles, and knees. Durable rubber outsole with a patterned tread. Imported. Measurements: Weight: 5 oz Product measurements were taken using size 5, width M. Please note that measurements may vary by size.