Waterproof Leather, hydrophobic, breathable, 1,8 mm thick GORE-TEX® Extended; 3-layer GORE-TEX® laminate, waterproof and highly breathable Abrasion-resistant lining with optimized climate comfort, especially for flexible alternating inside and outside use Comfortable, cushioning, moisture repellent, anti-bacterial. Separate heel shape for good cushioning and foot insertion Good grip on different terrains by profile configuration and use of a special rubber Flexible, lightweight and metal-free sole with METAL FREE insert Modern, light weight and sporty sole construction with rubber/PU street/terrain tread, abrasion-proof, for enhanced toe-to-heel support, ideal for cold weather conditions The lightweight PU cushioning wedge provides optimum wear comfort Excellent thermal insulation The non marking outer sole is resistant to heat, oil and gasoline Electrostatically conductive footwear tested according to DIN EN 61340-4- 3:2002 Anatomically formed and ultralight protective toe cap made of fiber-reinforced plastic for highest safety requirements HAIX® climate system with micro-dry lining along the upper edge of the shaft Choose from 3 different inserts to adjust the boot to the width of your foot Antistatic Metal Free