Forma Arbo Dry Boots - BlackForma Arbo Dry Boots Outer Synthetic material and Cordura upper Personalized Forma double density rubber sole Gear pad protection Velcro and zip closure Rear reflective insert Inner Personalized Forma Drytex tubular lining (waterproof and breathable) Shin and ankle TPU moulded plastic protections Soft polymer padding with memory foam TPU Dual Flex with anti shock EVA midsole PP Mid Dual Flex with anti shock felt midsole Anti bacterial replaceable