ALPINESTARS (ROAD) SP-X BOA Drystar® Boots — EU 43, Over-Calf, Black

The mid-length SP-X BOA Drystar® Boot is engineered for long-distance touring, blending comfort, protection and all-weather performance. 🌧️🏍️

• Waterproof, breathable Drystar® membrane delivers exceptional wet‑weather protection without sacrificing breathability.
• BOA Speed Lace system on the lateral side provides a fast, precise and secure closure for a consistent fit.
• Grippy, rugged rubber sole features a special compound and an integrated support shank for superior traction and enhanced sole rigidity on and off the bike.
• Upper construction uses advanced microfiber, knitted mesh and co-injected TPU with lycra to balance comfort, breathability and performance.
• Sports sole design incorporates a high‑flex inner structure (lasting insole) for excellent walking comfort during breaks off the bike.
• TPU shift pad, toe-box sliders and lateral calf sliders are strategically placed to offer protection while allowing natural flexion.
• TPU heel counter, dual‑density ankle protectors and internal shin reinforcement provide targeted impact protection and additional support where it matters most.
• Material composition: 36% microfiber, 24% polyurethane, 21% polyester, 19% TPU. Inner lining: 72% polyester, 28% synthetic.