ALPINESTARS SMX1-R V2 Boots - Black/White - US 6 / EU 39 2224021-12-39 Uniko Handguards laminated with open cell foam

laminated with open cell foam for shock absorption and highly breathable lining in ankle and leg areas for comfort

PISTON SIZE：4Piston Φ34/Φ30 (Aluminum with Kashima coating)

Precision CNC-machining combined with innovative world-class engineering allows Rekluse clutch baskets to safeguard your vital internal components

Breathable stretch mesh chassis

race-developed GP-R internal protectors offering lightweight performance and superior impact protection to shoulders

ALPINESTARS SMX1-R V2 Boots - Black/White - US 6 / EU 39 2224021-12-39 Uniko Handguards laminated with open cell foamThe 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