Nebula Leather Sneakers by Geox in soft nappa calf, continuing their evolution of comfortable, breathable rubber-sole, sport shoes. The Net Breathing technology has openings on the cushioned EVA soles, combined with waterproof membranes for soft, airy breathable comfort. Low-cut, lightweight with slip-on elastic laces, mesh lining, removable leather insoles, durable sure-grip outsoles, wider toe box.