The Bionic Neck Support Tech 2 is designed to help prevent injury in a crash situation by dissipating and diverting impact forces away from the neck and spine. The BNS functions when the riders helmet makes contact with the frame at the moment of a crash, thus providing a surface to instantly channel impact energy away from the neck and on to the BNS. Featuring Alpinestars exclusive and revolutionary rear stabilizer for progressive force relief (PFR) the BNS Tech 2 is designed for use in motocross and off-road riding. Offers a highly personalized and stable fit. NEW: Complete design ; technical upgrade including new lightweight rear and chest padding and updated chin plate design Now less weight than its predecessors. Interchangeable EVA foam pads allow compatibility with body protection systems. Rear stabilizer dissipates energy loads by transmitting them across the back and shoulders and away from spine Frame construction promotes improved contact with helmet during impact “ including rear support edge that fits closer to the body. Extra width to account for different helmet sizes and raised chest to reduce hyper- flexion. BNS TECH-2 is constructed from an advanced, high-performance fiber polymer compound Innovative quick-release locking system for rapid and efficient fitting/removal offers secure and convenient closure. Compressed EVA foam compound padding to distribute the impact force over the widest area, yet remain lightweight. Structural integrity and frame strength against heavy impact energies during a crash. Ultra-lightweight performance and comfort while riding. Bold New graphics corresponding to Alpinestars MX collection. 'Cause we all love bold new graphics, right?