ALPINESTARS SMX1-R V2 Boots - Black - US 13.5 / EU 49 2224021-1100-49 Ratchet 4D ensures reliable performance and

4D ensures reliable performance and longevity

Hard knuckle covered by stretch spandex for high levels of impact protection Full synthetic suede palm for high levels of durability

lining up the perfect shot

Tall Lumbar support and wide driver saddle support he back and legs for superior comfort

ALPINESTARS SMX1-R V2 Boots - Black - US 13.5 / EU 49 2224021-1100-49 Ratchet 4D ensures reliable performance andThe 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