Free your feet in style foot shaped (not shoe shaped), to let your feet do their natural thing. WIDE to allow for natural stability THIN to enable you to feel more FLEXIBLE to enable natural movement. Chrome and metal-free leather. Organic cotton laces and heel trim. Cork insole topper with antibacterial properties. Our trademark, hexagonal sole designed for movement. The re-designed outsole allows easier refurbishment through ReVivo, keeping them on your feet and feeling fresh for many years to come.