Upper Material: Waterproof leather, hydrophobic, breath- able, 2.0 – 2.2 mm thick Inner Lining: GORE-TEX® Performance- waterproof and breathable. Highly abrasion-resistant lining with fleece midlayer. Optimized climate comfort for all year seasons and excessive use. Increased chemical protection. Inner sole: Moisture-absorbing synthetic/fleece inner sole. Dimensionally stable, torsion- resistant, reduces punctual pressure (e.g. caused by stones or sharp objects). Foot bed: Anatomically shaped insole with excellent moisture absorption and rapid drying, replaceable and washable. Sole: Rubber/PU sole with proven street/terrain tread, abrasion-resistant and anti-slip. Optimum step and bend behaviour thanks to the sporty toe and heel rounding. The PU midsole provides excellent cold and heat insulation against the ground