|FIA 8856-2018, SFI 3.3a/5
• Main upper constructed from premium bovine leather for exceptional levels of comfort and durability.
• Elastic fireproof collar and gusset for weight saving and comfort while also enhancing the general fit.
• Elastic collar features silicon printing for durability.
• All graphic detailing on the leather features transfer technology for weight saving and improved performance.
• Para-aramidic fiber tubular lining construction for excellent heat-resistance, weight saving and strength properties.
• Alpinestars one-piece toe and heel counter features a multi-compound construction, an integrated insole and an ergonomic polypropylene heel counter for maximum support, stability and protection.
Comfort and performance:
• Front and rear pull tabs for an easy entry and a precise fit.
• Perforated inner gusset padding for improved comfort and breathability.
• Lightweight micro-porous padding around the heel and footbed for enhanced driver comfort.
• Extensive perforation zones on lateral and medial sides, heel and toe for maximum ventilation and breathability.
• Closure system features an upper aramidic speed lacing system integrating Alpinestars exclusively developed and proprietary wire closure system strategically enveloping the foot for optimum support and structure. The wire system utilizes high-tensile fibers to ensure a precise and secure fit around the foot.
• Integrated fireproof PU heel for additional protection.
• Alpinestars exclusive F1-derived thin rubber compound sole for improved sensitivity with the pedals and optimum levels of grip.