The ALPINESTARS Youth SX-1 Knee Protectors in Black/Red are expertly designed for young riders seeking superior protection without compromising comfort. These lightweight knee protectors offer an extensive protective area, making them ideal for all riding styles. The upper and lower frames are crafted from a high-performance polymeric material blend that maximizes flexibility and strength while minimizing weight. Equipped with strategically perforated polymer protector plates, they ensure maximum breathability and ventilation, keeping riders cool during intense sessions. The innovative dual pivot hinge gear system allows for natural knee movement and maintains an optimal position, regardless of riding posture. With thermoformed foam backing, these protectors provide exceptional comfort against the skin, and their asymmetrical, ergonomic design guarantees a snug fit. The hook and loop/Thermoplastic Rubber (TPR) dual strap closure system enables easy on and off, while the airprene straps enhance comfort and airflow. Features: * Lightweight Design: Extremely lightweight knee protection for enhanced mobility. * Breathable Ventilation: Strategically perforated plates for maximum airflow. * Natural Movement: Dual pivot hinge system follows the knee's natural motion. * Comfort Foam Backing: Thermoformed foam for a comfortable fit against the skin. * Ergonomic Fit: Asymmetrical frames designed for optimal comfort and performance. * Easy Closure System: Hook and loop/TPR dual strap for a personalized fit. * Airprene Straps: Straps designed for improved comfort and airflow.