SLIM SHAPE FORMAL SHOE WITH SLIGHTLY SQUARED TOE, LEATHER INSERT ON THE OUTSOLE AND HIGH QUALITY LEATHER UPPER. PERFORATED SOLE WITH GEOX PATENT FOR BREATHABILITY & PERFORMANCE. LEATHER LINING AND LEATHER FOOTBED FOR COMFORT & DRY FEELING. TPU OUTSOLE FOR GRIP, LIGHTNESS & ELASTICITY. The classic Geox rubber sole is based on an exclusive patent: the combination of the perforated sole and the resistant breathable and waterproof membrane allow for natural temperature regulation, thereby creating the perfect microclimate inside the shoe that keeps feet dry and comfortable for the whole day.