Alpinestars Sp-X Boa Drystar Mens Boots – Black / Dark Grey

ALPINESTARS SP-X BOA DRYSTAR MENS BOOTS BLACK / DARK GREYThe Alpinestars SP-X BOA Drystar Boots are mid-length sport touring boots engineered for premium comfort, weather protection, and control. With their ergonomic design and waterproof Drystar® membrane, they deliver outstanding performance in wet or dry conditions. The innovative BOA Speed Lace System ensures a secure, quick, and precise fit, while the rugged, high-grip sole and flexible inner structure make them ideal for both long-distance touring and short-range urban rides.Key Features Lateral side entry system with BOA Speed Lace System for quick, precise, and secure closure. Main upper constructed from advanced microfibre, knitted mesh, and co-injected TPU with Lycra for superior comfort, breathability, and performance. Drystar® waterproof and breathable liner for proven all-weather protection and comfort. Rubber sole with textured grip pattern and integrated support shank ensures enhanced rigidity and walking stability. Sport-inspired sole design with a high-flex inner structure (lasting insole) provides excellent walking comfort.Construction Advanced microfibre, knitted mesh, and co-injected TPU with Lycra upper for premium comfort and durability. Integrated Drystar® membrane ensures waterproof and breathable performance in all conditions. BOA Speed Lace System allows fast and precise adjustment for a secure fit. Lateral adjustable hook-and-loop shin closure features TPU 3D printing for enhanced grip. Front bellow constructed in Lycra co-injected with soft TPU for added comfort and protection. Rear calf section made from breathable textile for flexibility and airflow. 3D mesh inner lining promotes ventilation, with micro-suede heel insert for anti-slip performance. Sports sole design with high-flex internal structure enhances walking comfort. Rubber sole compound delivers excellent grip and shock absorption, with integrated support shank for rigidity. Removable anatomical EVA footbed with Lycra lining f