ALPINESTARS SMX-S Boots - Black - US 9.5 / EU 44 2223517-1100-44 Regulator/Rectifiers Comfortable moisture-wicking fiber aids all-round

Comfortable moisture-wicking fiber aids all-round body temperature control and performance

Foam-backed double-density ankle disc guards mounted under the upper boot layer

Internal hook and loop grip closure fixings plus cable conduits in order to seamlessly accommodate airbag system

Detachable hood collar construction with elastic drawstring regulation for quick and easy control of the hood’s volume

Made from 6061-T6 aluminum for the strength to stand up to punishing terrain

ALPINESTARS SMX-S Boots - Black - US 9.5 / EU 44 2223517-1100-44 Regulator/Rectifiers Comfortable moisture-wicking fiber aids all-roundDurable microfiber upper construction that has superb flexibility and a comfortable feel Ergonomic new forefront boot shape is streamlined to better control and feel of the motorcycle controls Thermoplastic Polyurethane (TPU) shin plate protector is race developed for superior impact and abrasion resistance Lateral Thermoplastic Rubbery (TPR) injected ankle support construction provides superior comfort and impact resistance TPU double density ankle