• The Main upper material is microfiber.• Perforated microfiber on lateral, medial quarter insert plus specific perforate zone on medial side for enhanced ventilation.• Tongue is made with breathable mesh to improve airflow and ventilation.• Foam backed double density ankles disk protection are mounted under the upper plus lateral outer TPR guards provide all-round strategic protection and flexibility in keys area.• External TPR toe reinforcement helps protect against abrasion and gives greater stability.• Welded reflective insert on rear improves night time visibility. • TPU heel counter protect from impact while abrasion.• Internal toe box reinforcement layered under the microfiber.• Breathable textile lining with anti-sliding microfiber suede on the heel.• Removable anatomic EVA foam footbed.• Alpinestars exclusive vulcanized rubber compound sole.