Ergonomic new last for foot streamlining and superior fit and comfort. Ergonomic new last for foot streamlining and superior fit and comfort. Air mesh main construction is layered with highly breathable materials for superior ventilation and features over-injected soft PU reinforcements. Full grain leather on medial panel offers comfort and durability. Strategically positioned perforation zones on front and rear full grain leather accordions for enhanced ventilation. Waterproof and breathable Gore-Tex XCR membrane provides outstanding weather protection and ensures the feet stay comfortably dry in allconditions. Microfiber with technical texture plus shift pad, for more impact protection and durability. Medial side entry opening/closure zipper system with wide velcro closure. Velcro tab locks the zip pull closed, keeping it flat and secure. Wide opening aperture for ease of access. Internal toe box protection is layered under the upper for improved feel and performance. Seamlessly integrated molded shin protector affords exceptional impact protection. Double layer reinforcement under the shin plate affords exceptional impact protection. Internal heel and toe counters for enhanced structural integrity. Injected PU shifter area ensures high levels of comfort and durability. Rear reflective insert for improved nighttime visibility. New removable anatomic footbed includes EVA and Lycra for comfort and support. Alpinestars exclusive compound rubber sole for optimal combination of grip and comfort. Contoured, injected high modulus polyamide midsole prevents excessive deformation of the boot during an impact event while maintaining high levels of comfort and control. The Air Plus V2 Gore-Tex XCR V2 boot is CE certified.