Alpinestars Supertech R Racing Boots 2220021-1329-43

The new SUPERTECH R MOTORCYCLE BOOTS motocross boots have arrived, featuring a compact and innovative design. It presents a shin guard made of TPU designed for shock absorption and improving resistance to friction.It has an upper gaiter made of microfiber with TPU inserts that optimize its fit. Its sole is made of rubber, which have grip and traction patterns.It has a zipper that improves the entry and exit of the foot in the boot for easy and comfortable use. almost every component of the supertech r boot, alpinestars definitive racing boot as worn by a roster of champions past and present, has undergone a rigorous program of upgrades to sharpen its performance features even further. featuring innovations derived using feedback from alpinestars involvement in top flight racing, key elements include a newly redesigned front flex area, a redesigned rear bellow, a redesigned top gaitor, a new shifter and shin plate, a new shin slider and a new inner bootie, all of which enhance the comfort, protection and the performance of this boot to a new class-leading high.features:constructions:- redesigned rear bellow in stretch microfiber for improved natural front and back movement.- redesigned top gaiter in microfiber material with tpu over injection for enhanced prehensility.- hook and loop closure secures the puller zip remains in position.- micro adjustable ratchet closure on top of boot for an optimized fit.- sole constructed using a lightweight rubber compound for excellent grip on the pegs.- separate, internally updated bio-mechanical inner bootie made by 3d mesh material for greater structure, thus improving rider comfort.protection:- replaceable co-injected tpu/aluminum toe slider with an easy screw system that protects the toe area against abrasion resistance.- new replaceable heel plate slider design offers increased sliding performance and protection in the case of crash.- inner bootie is equipped with a new external toe area with a soft tpu reinforcement for superior impact protection and additional ankle padding for greater protection, stability and cushioning during natural movement of the foot.- new synthetic microfiber panel on medial side for enhanced abrasion resistance and improved feeling when in contact with the motorbike.- new tpu shifter for increased protection on lower medial side.- new tpu shin plate has been redesigned for greater impact absorption performance, thus improving abrasion resistance in a key area.- new replaceable shin slider for additional abrasion resistance.- new tpu stretch panel design with zip for an easier entry and exit and a closer, more optimized fit.- main upper material constructed using microfiber for optimum abrasion resistance, while also delivering high levels of flexibility.- new front flex area for improved impact abrasion while also ensuring the natural front and back.- new front flex area increases ventilation and airflow for additional breathability.