Water-repellent full-grain leather upper certified against water penetration. Padded collar prevents tendon inflammation. Lightweight aluminum toe cap, resistant to 200J. AirTech + tpu-Skin® shock-absorbing anti-fatigue sole, patented base protection that reduces the thickness of the hard tread with greater elasticity; the impact-energy damping effect when walking keeps the foot fresh and dynamic. Non-metallic Fresh'n Flex sheet in ballistic fabric, certified with 0 mm perforation to 20345: 2011 (4.5 mm nail - 1100Newton force). Removable anatomical Dry'n Air gel insole, air circulation system, gel insert that improves air circulation inside the shoe.