Alpinestars SP-X Boa Drystar Black Dark Grey

With its ergonomically optimised sport touring design, the mid-length SP-X BOA Drystar® Boots are engineered to deliver the highest levels of comfort when covering big miles in the saddle, while the boots' waterproof and breathable Drystar® membrane guarantees exceptional wet weather performance. With its grippy, rugged sole, this boot is built to excel in all conditions and terrains, both on and off the bike.Key Features• The lateral side entry system incorporates BOA Speed Lace System technology for a quick, precise, and secure closure.• The main upper is constructed with a combination of advanced microfibre, knitted mesh and co-injected TPU with Lycra for the optimum blend of comfort, breathability and performance.• Equipped with a Drystar® liner for proven all-weather performance, remaining waterproof while still being highly breathable. • The rubber sole utilises a special compound that provides textured grip and excellent absorption and features an integrated support shank for an enhanced sole rigidity.• Sports sole design incorporates a high flex inner structure (lasting insole) for superior walking comfort.Construction• Upper made from advanced microfibre, knitted mesh and co-injected TPU with Lycra, ensuring optimal comfort, breathability, and performance.• The boots have a Drystar® liner for reliable all-weather protection, maintaining waterproof and breathable properties.• The boots feature a BOA Speed Lace System for quick, precise and secure closure on the lateral side.• A lateral adjustable hook and loop closure system is integrated on the shin plate and incorporates a TPU 3D print on the strap for enhanced prehensility.• The front bellow is constructed in a Lycra co-injected with a soft TPU for enhanced comfort and protection.• The rear calf is constructed from textile for additional comfort and breathability.• Equipped with a 3D mesh lining for high levels of breathability with micro suede on the heel for anti-sliding performance. • Sports sole design with a high flex inner structure (lasting insole) for superior walking comfort.• Rubber sole with special compound offers excellent grip and absorption and integrated support shank enhances sole rigidity.• Features a removable anatomic EVA footbed with Lycra lining on top for supreme levels of support and comfort.Protection• New design of shift pad features TPU technologies for superior upper foot protection.• TPU sliders are strategically positioned on the lateral toe-box and on the lateral calf for optimum flexion and protection.• A TPU heel counter design ensures impact protection in a critical area while also offering additional support and security. • Dual density ankle protectors are strategically positioned between the upper and padded lining to provide the strategic protection in key areas.• The internal shin reinforcement is layered under the upper for impact protection in a critical area.• The SP-X BOA Drystar® Boots are CE certified to EN 13634:2017.