Alpinestars Supertech R Vented Boots (Black/White) - Size 47

Almost every component of the Supertech R Vented Boots, Alpinestars' definitive racing footwear worn by champions past and present, has undergone a rigorous program of upgrades to further enhance their performance features. Extensive perforations throughout maximize airflow, while innovations derived from Alpinestars' top-flight racing involvement include a newly redesigned front flex area, rear bellow, top gaiter, shifter and shin plate, shin slider, and inner bootie. These enhancements elevate the comfort, protection, and performance of these boots to a new class-leading high. Main upper material constructed using microfiber with a dedicated laser perforation zone for optimum breathability Front flex area for improved impact abrasion resistance Redesigned rear bellow in stretch microfiber for improved front and back movement Redesigned top gaiter in microfiber material with TPU over injection Synthetic microfiber panel on medial side for enhanced abrasion resistance TPU shifter for i