ALPINESTARS Stella SMX-1 R V2 Vented Boots - Black - US 11 / EU 43 2224121-10-43 Blue High modulus TPU-injected shin guard

High modulus TPU-injected shin guard

Stretch twill fabric

custom CNC-milled aviation grade T-6061 aluminium

Fitment: Most Japanese Sportbike Models including the Yamaha YXZ1000r 2016-2020 and Kawasaki KRX1000 Side X Side

or for towing

ALPINESTARS Stella SMX-1 R V2 Vented Boots - Black - US 11 / EU 43 2224121-10-43 Blue High modulus TPU-injected shin guardAnatomically engineered for an optimized womens fit Rear flex bellow is equipped with a flex window, which also acts as an air intake for effective ventilation and airflow New ergonomic TPU shift pad for enhanced durability in a critical area Main upper constructed from an advanced microfiber for comfort, durability and excellent of abrasion resistance Rear of heel counter has been designed with soft TPR insert which works seamlessly with the rear