OIL-, HEAT- & SLIP-RESISTANT OUTSOLE: The heavy duty pattern of this hard-wearing, up to 572°F heat-resistant HRO rubber outsole has been designed for optimum safety and performance, even on unsecured grounds. A stabilizing shank is integrated in the midsole. COMPOSITE TOE CAP: The fiberglass reinforced composite toe cap offers more space for the toes, is lighter than a common steel cap, antimagnetic and thermally insulating. These safety shoes meet or exceed the highest ASTM standards for toe impact I/75 and compression C/75 protection (ASTM F2413-18 and ASTM F2412-18a). WATERPROOF: We use an extremely durable water resistant and breathable high-tech CTX membrane. Its microporous fabric structure protects feet from stagnant moisture. SCUFF CAP: Over-the-toe extra high scuff cap for wearers who kneel a lot in their job. ADDITIONAL FEATURES: electrical hazard, functional lining with waterproof and breathable CTX membrane, lateral YKK-zipper with gusset, TPU Heel Support and Kick-Off in the heel area.