ALPINESTARS SMX1-R V2 Boots - Black - US 5 / EU 38 2224021-1100-38 Track Jacket — Honda Biodegradable Sealant to be used

Biodegradable Sealant to be used on the sealing ring of a foam air filter while riding in very extreme conditionsWith a filter that is properly and evenly oiled

The main upper material is microfiber Tongue and rear accordion made by lightweight padded material that offer superior comfort

Rust-resistant nickel-plated side plates

100mm will fit most European sportbikes along with the 2017 + Kawasaki ZX-10R

enhanced rear flexion and comfort

ALPINESTARS SMX1-R V2 Boots - Black - US 5 / EU 38 2224021-1100-38 Track Jacket — Honda Biodegradable Sealant to be usedThe 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