Features Suede oiled leather and hi-resistant and waterproof Cordura® Personalized Forma double density rubber sole with shock-absorbing heel insert Padded tongue and extra comfort collar Lace closure with reinforced eyelets Rear reflective insert Personalized Forma Drytex tubular lining (waterproof and breathable) Ankle TPU moulded plastic protections Reinforced heel and toe areas Soft polymer padding with memory foam PP Mid Dual Flex with anti-shock EVA midsole Anti-bacterial replaceable footbed with A.P.S. (Air Pump System) A.P.S. System Air is pumped from a specific centralized position in the A.P.S. perforated footbed to the entire insole, consequently, air circulation within the boot keeps feet cool and comfortable.