Upper Perforated microfibre combined with front & rear textile padded area for a better comfort Lining AIR TECH breathable Reinforcements Newly designed polyurethane heel guard polyurethane shift pad integrated in the sole, malleolus micro-injected reinforcemements with air intake Sliders Replaceable high-resistant polyurethane toe slider Closure Internal zip & Velcro b&, instep adjustable fit system with Velcro band Footbed Anatomic, extra light & breathable Mid sole Reinforced PP, differentiated thickness Sole Mono compound rubber sole with specific grip area