Textured snake or haircalf uppers add intrigue to this chic, classic loafer. A durable rubber outsole provides added functionality. Printed leather or haircalf uppers. Firm yet flexible, removable microfiber-covered EVA orthotic insert. Durable rubber outsole. Biomechanically designed to hug your arches, Orthaheel Technology helps support natural alignment from the ground up. Recommended by Dr. Andrew Weil. For the greatest comfort, we recommend wearing your new Vionic footwear for just a few hours for the first few days to allow your feet to adjust to the new level of orthotic comfort and support. Within one to two weeks you should find the product completely comfortable and supportive.