Alpinestars Supertech R Racing Boots UK 11 Yellow

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: - 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.- Redesigned rear bellow in stretch microfiber for improved nat