• The new superlight tongue is constructed from a combination of perforated microfiber and mesh giving for optimum breathability and airflow and superior feeling. • Strategically-positioned perforation zones on lateral and medial sides and toe for giving breathability • Alpinestars innovative foot counter is engineered for maximum performance: an ergonomic, polypropylene heel counter provides support and stability inside the shoe, while a flatter forefoot with die-cut ribbing provides greater feel with the pedals. • The ultra-thin Formula 1 specification sole uses Alpinestars exclusive rubber compound which is strategically ribbed for enhanced pedal sensitivity and grip in both wet and dry conditions. • External rear heel rubber for improved abrasion resistance and protection. • Integrated PU heel for additional driver comfort.