The ALPINESTARS Supertech R Racing Boots feature a primary upper made from mesh and microfiber chassis, ensuring breathability and durability. Equipped with a TPU shin guard, they provide excellent protection. The boots guarantee a perfect fit through stretch accordion paneling and are CE certified according to EN 13634:2010 standards. An additional internal biomechanical ankle brace forms a comprehensive protection system, allowing full movement of the foot, ankle, and leg, making these boots ideal for high-performance riding.