Features Upper: soft touch microfibre with front and rear increased padded area for a better comfort and flexibility. Upper gaitor for a better wrapping around the calf lining: AIR TECH breathable Polyurethane Ankle Retention System, polyurethane heel guard, ergonomic shin plate with iron mesh air intakes. PU shift pad integrated in the upper interchangeable polyurethane toe slider elastic zip to allow an easier fastening + wide Velcro band Footbed anatomic and replaceable Mid Sole: reinforced PP, differentiated thickness mono compound ultra light rubber sole with different grip area