SIZING: Both feet should be measured, as most people have one foot which is larger than the other. It’s also a good idea to measure your feet at the end of the day as they are usually slightly larger at that time Mephisto makes some of the finest walking shoes on earth. Their comfort, support and durability are recognized wherever people are serious about walking. For more than three decades, Mephisto has been on the forefront of walking-shoe innovation. Mephisto’s natural products are handmade of leather, latex, cork and rubber.