RACING SPORT 45 ALPINESTARS MOTORCYCLING COLLECTION + 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. 36 37 38 39 40 41 42 SZ 3401-0834 3401-0835 3401-0836 3401-0837 3401-0838 3401-0839 3401-0840 3401-0825 3401-0826 3401-0827 3401-0828 3401-0829 3401-0830 – BLACK DIVA PINK BLACK STELLA SMX-1 R V2 BOOT PRICE: $ 259.95 SIZE: 36-42 EUR
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