Vionic | Shoes | Mens Vionic Earl Black Leather Mocassin 。Vionic EARL Boat Shoe Leather Loafers - Mens size 12 New without box contemporary take on the boat shoe, Earl features fine stitch detail and twin gore panels for easy on, easy off. Uppers: Leather Footbed: Removable Reather-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.