The elastic two-layer sole technology of The Haix Black Eagle Athletic 2.1 GTX high/black ensures optimal pressure distribution in stony terrain. Your feet stay dry and you stay healthy because the Black Eagle Athletic 2.1 GTX mid is permanently waterproof and extremely breathable. This is ensured by the three-layer Gore-Tex® membrane throughout the lining of the Black Eagle Athletic 2.1 GTX mid. The Black Eagle Athletic 2.1 GTX mid gives you stability in every position. To protect you against skidding, the sole of the Black Eagle Athletic 2.1 GTX mid with its special rubber compound and innovative tread construction offers extremely high slip resistance and grip on a wide variety of surfaces. Your Black Eagle Athletic 2.1 GTX mid with textile upper lets your foot breathe because it is permeable to water vapour and wicks moisture to the outside. This is ensured by the use of the finely processed microfibre fabric. Additional protection for your feet: the safety protectors in your Black