Features Air Tech TPU-Skin anti-fatigue sole with cushioning effect Overcap for a higher abrasion resistance Anti-static footwear Shock absorption in the heel region Puncture resistant sole 200 joules resistant toe-cap Hydrocarbons resistant Water resistant upper Cold insulation up to -17°C Metal free Orthopaedic made to measure footbed, complying with european norms DGUV112-191 Men’s width Women’s width Materials Upper: Water-Resistant Waxy Leather Lining: SmellStop Antibacterial Midsole: Fresh’n Flex Toecap: SlimCap Sole: Antifatigue AirTech Tpu-Skin Technology 4x4