Upper waterproof leather that is hydrophobic and breathable (5.0 mg/cm²/h), with a thickness of 2.5 – 2.7 mm. Lining made of GORE-TEX® Performance; waterproof and breathable. Highly abrasion-resistant lining with a fleece interlayer for optimum climate comfort in all seasons, meeting the highest demands. Increased chemical protection. The insole is made of moisture-absorbing synthetic/fleece material, dimensionally stable, torsion-resistant, and reduces selective pressure (e.g., from stones). The anatomically shaped insole offers excellent moisture absorption and quick drying, and is replaceable and washable. The HAIX® protective steel toe cap is anatomically shaped to meet the highest safety requirements. The HAIX® protective sole is flexible, lightweight, and penetration-resistant, featuring a metallic sole insert. The rubber outsole has a tried-and-tested street/terrain profile, is abrasion-resistant and non-slip, with a large, sloping tread surface for enhanced grip.