Alpinestars Racing motorcycle boots SP-X BOA Drystar®

• Ergonomically designed for touring, the SP-X BOA Drystar® boots offer unmatched comfort on long journeys.
• The waterproof and breathable Drystar® membrane is remarkably effective in rainy weather.
• With their robust and grippy sole, these boots perform wonderfully in any conditions and terrain, whether worn on or off the bike.
• Side entry mechanism incorporating the quick-lacing BOA system, allowing for fast, precise, and secure fastening.
• The upper is made from a sophisticated blend of microfiber, knitted mesh, and co-injected thermoplastic polyurethane (TPU) with elastane, providing comfort, breathability, and efficiency.
• Equipped with a proven effective Drystar® lining that remains waterproof while being highly breathable in all weather.
• The rubber sole is made from a special compound that offers good grip and excellent shock absorption and includes a shank that enhances its stiffness.
• The sport-designed sole incorporates an ultra-flexible structure (durable insole) to ensure maximum walking comfort.
• Gear shift pad made of TPU for effective protection of the upper foot area.
• TPU inserts are strategically placed on the side of the toes and calf for optimal flex and protection.
• The TPU heel counter is designed to simultaneously protect this sensitive area from impacts while providing additional support and security.
• Dual-density ankle protection is strategically positioned between the upper and padded lining to safeguard key areas.
• The internal reinforcement at the tibia is located beneath the upper and protects this vital area from impacts.

Material Composition

• 36% microfiber, 24% polyurethane, 21% polyester, and 19% TPU. Lining: 72% polyester and 28% synthetic