The Nucleon Plasma Racing Chest Protector Insert is designed for performance road riding and racing, offering lightweight, breathable, and comfortable protection. Engineered specifically for Alpinestars racing suits, this CE Level 1 certified insert features a composite construction with a semi-rigid thermoplastic central zone for enhanced impact dispersion. The innovative Plasma M design maximizes airflow and heat dissipation, while extended side wings provide added rib coverage. With a soft tactile backing to prevent tearing and silicone ribbing to keep the protector securely in place, it delivers a fully adaptive fit for optimal comfort during high-intensity riding.