ALPINESTARS SMX1-R V2 Boots - Black/Red - US 5 / EU 38 2224021-13-38 Hi Output Exhaust System 4-way stretch on top of

4-way stretch on top of hand to increase abrasion resistance

Chin vent has more intake ports for improved airflow

Correct length brake/clutch lines and wire extensions included to complete a handlebar swap

elastic binding sleeve hem

Seals are type TC nitrile elastomer designed to keep out water and dirt

ALPINESTARS SMX1-R V2 Boots - Black/Red - US 5 / EU 38 2224021-13-38 Hi Output Exhaust System 4-way stretch on top ofThe main upper material is microfiber Tongue and rear accordion made by lightweight padded material that offer superior comfort Airflow and ventilation are improved thanks to lateral Air Intake with metallic mesh New speed lace system derived from Alpinestars MotoGP technology for improved quick precise and secure closure Higher closure system with new adjustable hook and loop closure and debossed Alpinestars logo Foam backed double density ankles