The Alpinestars J-6 Waterproof Leather and Suede Motorbike Shoes are packed with features... Specifications include: Main upper material combination of advanced microfiber, PU suede and seamless thermo-welded microfiber for durability and abrasion resistance Air ventilation details on lateral quarter with mesh openings for breathability New TPR heel counter design ensures additional lateral support and security Asymmetric toe design gives protection on shift area Traditional lace closure system for an easy, secure and comfortable fit Lateral adjustable hook and loop closure system with TPR strap for increased security Tongue and collar padding provides high levels of comfort and fit around the ankle and instep Internal toe box and heel counter reinforcement is layered under the upper for a more ergonomic design Drystar® membrane within chassis gives 100% performance against wet penetration Replaceable anatomical EVA foot bed with Lycra lining on top Extremely lightweight, specifically compounded, rubber sole provides textured grip, excellent absorption and features an integrated support shank for enhanced sole rigidity Faster-3 Drystar® shoe is CE certified to EN 13634:2017 Medial dual density ankle protectors are applied between the upper and padded lining to provide strategic protection and flexibility in key areas Enhanced TPU ankle extended into lower lateral area gives increased support and protection TPR slider detail on lateral toe box gives improved flex and protection