Alpinestars SMX-1 R V2 Vented Boots

FEATURES. Advanced microfiber main upper construction. Extensive perforations throughout provide maximum airflow. Soft TPR heel insert allows freedom of ankle movement. Ergonomic TPU shift pad. Angled closure strap follows natural shape of riderGÇÖs instep. Front Velcro closure system, with reverse zip. Compound rubber sole with grip patterning. Instep and Achilles accordion flex zones. Thermowelded flex grooves control flexion and flexibility. Double-density ankle protector on both sides. Replaceable bi-injected TPU forefoot slider. External, high modulus TPU heel counter. Internal toe box protection. Removable anatomic foot bed. Internal mesh lining provides cooling comfort. CE-certified..