Waterproof leather upper, hydrophobic, breathable, 2.0 - 2.2 mm Gore-Tex Performance lining; waterproof and breathable. Highly abrasion-resistant lining with fleece interlayer. Optimum climate comfort for all seasons with the highest demands. Increased chemical protection. Moisture-wicking fleece insole. Comfortable, cushioning, moisture-wicking insole. Separate heel cup provides good cushioning and foot guidance. "AIRFLOW" channels. Haix protective sole with flexible, lightweight and puncture-resistant metallic insole. Rubber/PU sole with robust road/terrain pattern, increased rolling comfort, highly abrasion-resistant and non-slip - even in cold conditions. The PU cushioning wedge with its low weight ensures excellent walking characteristics. Very good insulation against the cold. The outsole is heat and fuel resistant and non-marking. Haix composite protective toe cap, anatomically moulded.