Alpinestars SMX-R

Alpinestars S-MX R The all-new, purpose-built S-MX R seamlessly blends classic Alpinestars racing performance, flexibility and protection with real world practicality, lightweight and comfort. The S-MX R is the ultimate performance/road riding boot that is every bit at home on the street as it is on the racetrack. -- A contoured shin plate protector is injected with high modulus PU for superior impact and abrasion resistance. Streamlined air scoops increase ventilation. -- U shaped calf protector is impact resistant and shields both the ankle and calf area. -- Additional adjustability and security is provided by the top recessed buckle structure. -- Enhanced ventilation via lateral air scoops. -- Injected PU flexible panel guards the internal Achilles tendon. -- Interchangeable bi-injected PU toe slider...