HAIX Nebraska Pro Upper Material Oiled nubuk leather, hydrophobic, breathable (4,0 mg/cm²/h), 2.6 2.8 mm thick. Inner Lining GORE-TEX Performance; 4-layer GORE-TEX laminate, waterproof and breathable. Highly abrasion-resistant lining with fleece midlayer. Optimized- climate comfort for all year seasons and excessive use. Increased chemical protection. Insole Dimensionally stable, torsion-proof, avoids punctual preasure (e.g. of stones). Foot bed Anatomically formed, exchangeable, washable, very good moisture absorption, dries quickly. Sole Rubber/PU walking sole with proven street/ terrain tread, wear resistant and non-slip traction; large, bevelled contact surface and superior bending comfort. Oil and gasoline resistance and non-marking characteristics. Heat resistant. Compliant with EN ISO 20347:2012. HAIX Climate System Climate System with Micro-Dry lining at the top of the boot leg. HAIX 2-Zone Lacing Two Zone Lacing System enables a seperate adjustment of the boot to the foot and leg area. HAIX CT System Comfort Tongue System; foot-fitting tongue structure, High Tech development of a multi-functional shoe tongue with top climate comfort and anatomical fit. Others Lacing system with eyelets permitting smooth movement, pulling strap, manually applied rubber sidewall on the front and back of the shoe for a better durability, brown sole, antistatic.