ALPINESTARS SMX-1 R Vented Boots - Black/White/Yellow - US 9 / EU 43 2224016-125-43

Boot uppers are constructed from lightweight microfiber with integrated shanks in the sole for extra rigidity, Breathable mesh inserts and perforated side panels for enhanced ventilation, External Thermoplastic Polyurethane (TPU) protection on the outer ankles, External TPU shift pads, sliders and heel counters, Foam-backed, double-density ankle protectors on the medial side and reinforced toeboxes layered under the microfiber uppers, Plush 3D mesh inner liner and anatomically profiled EVA foam footbed, Combination zipper and hook-and-loop closure strap systems, Rubber outsoles, Thermoplastic Rubber (TPR) design on lateral toe-box gives more flexion and comfort, Rear TPR Silver insert joined with the heel counter ensures additional support and security