Comfortable summer proposition from Keen. The upper part made from Fabric - Fabric makes them breathable. The inside of this model is made from Textile. Comfort is provided by the insoles made of Synthetic material. The material of the sole is High-quality material. The Aegis, Contour Arch, ECO ANTI ODOR, EVA, Keen CNX, Keen Protect, Metatomical Footbed, Non-Marking technology is a big advantage of this model. Suitable even during extreme temperatures.