Durable leather upper with hardwearing breathable mesh panels, Durable rustproof hardware, Scanner safe, Highly breathable lining for maximum comfort, Contour moulded PU foam insole for maximum comfort & shock absorption, EVA midsole for underfoot comfort, Vibram rubber outsole provides durability & outstanding traction, Slip & oil resistant, Tested & certified to European Standard EN ISO 20347:2012 OB E FO SRA