ALPINESTARS (ROAD) SMX-S Boots — EU 40, US 6.5, Mid‑Calf, Black

3404-1332
2223517-12-40

Durable microfiber upper, double-injected PU protection, quick-dry breathable lining, interchangeable toe slider, rubber sole with shank reinforcement. Removable PU foam footbed.

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€219.54
€259.12
Save €39.58
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✅ Engineered for performance and everyday riding comfort, these boots combine advanced protective features with a precise ergonomic fit.

  • Durable microfiber upper designed for comfort, flexibility and an ergonomic forefoot shaping.
  • Double-injected polyurethane (PU) shields protect the shin, ankle, calf, toe and heel while minimizing abrasion.
  • Hidden inner protection panel connected to the heel counter runs beneath the outer shell up the outer ankle for added impact management.
  • Quick-drying polyamide lining laminated with open-cell foam and high-density contoured padding absorbs shocks to the foot area.
  • Exclusive rubber compound sole with structured shank reinforcement provides targeted arch support and optimized levels of support and performance.
  • Interchangeable bi-injected PU toe slider with snap-in assembly for easy replacement.
  • Innovative air vents at the ankle, heel and forefoot are covered with a purpose-designed mesh to maximize airflow and rider comfort.
  • Large throat-profile instep and Achilles flex bellows deliver superior flex and a comfortable fit.
  • MTP mesh liner and anatomical, removable PU foam footbed keep the foot cool and cushioned.
  • Inner (medial) side entry system features an elastic-mounted zipper with an extra-wide Velcro® flap for a precise fit and generous opening for easy on/off.
  • Highly ergonomic last for an ultra-precise fit.
  • Composition: 59% microfiber, 29% TPU, 8% thermoplastic rubber, 3% polyester, 1% nylon. Inner/lining: 89.09% textile, 7.42% microfiber PU, 3.49% synthetic PU.

Designed to balance protection, comfort and ventilation, these boots are ideal for riders seeking a technical, reliable option for spirited road use. 🛵

: 3404-1332
In Stock

Data sheet

Type
Performance, Riding
Units
Pair
Color/Finish
Black, White
Base Color
White, Black
Gender
Men's
Size Group
Adult
Brand
ALPINESTARS
Fit
Mid-Calf
EU Size
40
US Size
6.5
Material
Leather, Microfiber, Suede, Thermoplastic Polyurethane (TPU), Thermoplastic Rubber (TPR)