The Air Plus Gore-Tex® XCR Boot"s innovative design features a waterproof and breathable GORE-TEX® XCR membrane layered under a well ventilated mesh outer construction that ensures your feet stay comfortably dry in all-weather conditions. Dual-density ankle cups and internal heel and toe counters provide exceptional safety and support.ALPINESTARS AIR PLUS GORE-TEX® XCR BOOT KEY FEATURES:• Air mesh main construction is layered with highly breathable materials for superior ventilation and features over-injected soft PU reinforcements.• Waterproof and breathable Gore-Tex® XCR membrane provides outstanding weather protection and ensures the feet stay comfortably dry in all conditions.• Soft-quilted accordion stretch zones offer exceptional riding comfort.• Seamlessly integrated molded shin protector affords exceptional impact protection.• Dual density ankle cups are backed with perforated foam inner padding for protection and comfort.• Internal heel and toe counters for enhanced structural integrity.• Injected PU shifter area ensures high levels of comfort and durability.• Removable anatomically perforated foot bed grants the foot a more natural posture when riding and walking.• Rear reflective insert for improved nighttime visibility.• Alpinestars" exclusive vulcanized rubber compound sole.• Contoured, injected high modulus polyamide midsole and high modulus plastic shank reinforcement prevents excessive deformation of the boot during an impact event while maintaining high levels of comfort and control.• Innovative side entry opening/closure system features an elastic mounted zipper and wide Velcro flap for precise, comfortable closure.• The Air Plus Gore-Tex® XCR boot is certified.