This is Mephisto's top-selling walking shoe--comfort that can't be matched anywhere else. Air-Relax uppers made with full-grain genuine leather for ultimate breathability and durability.Air-Jet system channels air throughout the shoe with every step.Constructed on an anatomically correct full-fitting last for proper heel, arch and foot support.Flexible outer sole is made of latex foam and combined with an ultra-light, air-cushioned sole.