4 RACING PERFORMANCE - Almost every component of the Supertech R Vented 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 extensive perforations throughout for maximum airflow, innovations derived using feedback from Alpinestars involvement in top flight racing 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. - Main upper material constructed using Microfiber with a dedicated laser perforation zone for optimum breathability and 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. - 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. - New synthetic microfiber panel on medial side for enhanced abrasion resistance and improved feeling when in contact with the bike. - 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. - Hook and loop closure secures the puller zip remains in position. - Micro adjustable ratchet closure on top of boot for an optimized fit. - 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. - 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. - Inner bootie is equipped with a new external toe area with a soft TPU reinforcement for superior impact protection and additional ankle padding foe greater protection and stability during natural movement of the foot. - According to European statutory law the CE mark is a conformity requirement for the marketing of this product. The following standards apply: - CE EN13634:2017. SUPERTECH R VENTED BOOT RACING / PERFORMANCE RIDING $ 699,95 BLACK WHITE — — 3401-0778 3401-0779 3401-0780 3401-0781 3401-0782 3401-0783 — — BLACK RED WHITE GRAY — — 3401-0768 3401-0769 3401-0770 3401-0771 3401-0772 3401-0773 — — BLACK WHITE RED FLUO 3401-0756 3401-0757 3401-0758 3401-0759 3401-0760 3401-0761 3401-0762 3401-0763 — — BLACK 3401-0746 3401-0747 3401-0748 3401-0749 3401-0750 3401-0751 3401-0752 3401-0753 3401-0754 3401-0755 SIZE 39 40 41 42 43 44 45 46 47 48
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