Alpinestars Supertech R Boots - Black/Silver (Vented)

• Available in European sizes 39-48
• Separate internal bio-mechanical ankle brace works with the outer structure of the boot to form a protective system while allowing full and free movement of the foot, ankle and leg
• Re-profiled, double-hinged inner and outer torsion bars give improved impact resistance and progressively absorb flex and rotational stresses
• Reduces possibility of pressure and hyper-extension injuries to the lower leg joints
• Inner ankle brace is fiberglass-charged polyamide construction with ergonomically designed closed-cell padding
• Structure is designed to provide unmatched levels of fit and feel for maximum rider feedback from the bike
• Special polyamide compound moldings give impact protection while retaining the ease of natural movement
• Speed lace closures for rapid, accurate boot entry/exit
• Micro-adjustability ensures the ideal, secure fit
• CE-certified
• Clip-on toe sliders give good feel (boots may use Alpinestars magnesium toe sliders)
• Replaceable TPU heel plate slider and integrated side insert for impact protection and friction reduction in case of a fall
• Special lightweight toe shifter gives feel and protection when changing gears
• Sole is a technical lightweight soft rubber compound that gives excellent grip and feel while allowing natural flex when a rider changes foot position and pressure on the footpeg
• Full-length suede leather panel on inner side of boot for excellent grip and feel against the motorcycle; also adds protection from abrasion and engine heat
• Boot inner has over-injected TPU surface that gives a secure grip on a leather suit leg
• Top gaiter is high-grade synthetic construction that is soft, flexible and follows the contour of the leg
• Achilles heel flex area wraps around the lateral and medial sides of the heel guard structure to provide natural, non-restrictive movement
• Front flex area is soft TPU mesh to allow flexibility and abrasion resistance; specially-shaped reliefs allow better forward and rear foot movement
• Heel guard is vented to increase cooling airflow to the foot
• External heel guard counter profiled to provide comfort and excellent impact resistance
• Vented sections in shin guard promote airflow into the boot to keep the foot cool
• Shin guard has a compact profile for ease of movement
• External shin guard wraps around to cover calf and is shaped to dissipate impact energy across the entire guard surface
• Micro-adjustable ratchet top closure at the calf
• Secure, adjustable fit with hook-and-loop fasteners to ensure a tight, non-slip connection between surfaces
• Side opening/zip exit with stretch bellows panel edge to ensure a close fit and easy boot on/off
• Specially developed TPU external protective profiles for excellent impact protection
• Ventilation system is specifically designed to aid airflow when boots are on the bike
• Design enhances the fit and feel with the motorcycle
• Protective, flexible, comfortable boot design with excellent aerodynamic performance
• High-tech microfiber construction is extremely lightweight yet strong to meet the performance requirements of top-level racing
• Race/high-performance boot