Details: Uppers: Suede or Leather. Footbed: removable leather-covered EVA Outsole: durable rubber Our innovative podiatrist-designed Technology provides superior orthotic support, relief and stability which helps realign the feet back to their natural position. Research supports Vionic’s Technology 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. Vionic Men’s Bowery Graham Oxford