ALPINESTARS SMX-S Boots - Black - US 9.5 / EU 44 2223517-1100-44 Regulator/Rectifiers Foam-backed double-density ankle disc guards

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

Over the boot design with zipper leg opening

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

Full premium leather main and mesh chassis construction

Developed to increase the horsepower and torque throughout the power curve

ALPINESTARS SMX-S Boots - Black - US 9.5 / EU 44 2223517-1100-44 Regulator/Rectifiers Foam-backed double-density ankle disc guardsDurable 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