Alpinestars Faster-4 Shoes Black Grey Red Fluo

Drawing on decades of R&D experience at the highest levels of motorsports, Faster-4 Shoes incorporate cutting-edge performance innovations. The shoes' seamless knitted construction ensures exceptional lightness and breathability, while delivering class-leading protection both inside and out.Key Features• The main upper material is constructed from an advanced microfibre that incorporates seamless, thermo-welded panels, delivering an innovative, lightweight and technical road riding shoe that combines performance, flexibility, and structural integrity.• 3D mesh lining for high levels of breathability and lightweight, with anti-sliding microsuede on the heel.• Additional back flexion point constructed from soft microfibre to improve both back flexion and back protection, as well as to offer improved structure and riding comfort.• Medial quarter with dedicated seamless combined with soft TPU area provides added structure and comfort.• Rear collar construction made of soft textile for enhanced comfort and improved back flexion.• The unique, TPR on the lateral calf and slider details combined with the toe-box to offer more support, protection, and flexion.• Traditional lace closure system for easy, secure, and comfortable fit.• Ergonomic TPR strap with lateral adjustable hook and loop closure system for an easier prehensility.Construction• Enhanced TPU ankle extended in lower lateral area increases support and protection.• TPR slider details on the lateral toe box provide enhanced flex and protection.• New TPR heel counter design delivers additional lateral support and security.• Asymmetric toe design ensures protection in the shift area.• Traditional lace closure system offers a secure, comfortable, and easy fit.• Lateral adjustable hook and loop closure system with TPR strap for added security.• Tongue and collar padding provides high levels of comfort and an excellent fit around the ankle and instep.• New rubber sole compound provides textured grip, excellent absorption and features an integrated shank for an enhanced sole support and extra durability at the heel.• Heel-dampening midsole.• Replaceable anatomical EVA footbed with Lycra lining on top.Protection• Medial dual-density ankle protectors are positioned between the upper and padded lining, delivering targeted protection and flexibility in key areas.• Internal toe box and heel counter reinforcement is layered beneath the upper for a more ergonomic and supportive design.• CE EN13634:2063