• Specifically engineered for use with all Alpinestars racing suits
• The Level 1 CE certified chest protector insert is a composite construction and has a central semi-rigid thermoplastic zone on a Nucleon Plasma chest protector for greater impact force dispersion in a critical area
• The innovative Plasma M design delivers maximum airflow and heat dissipation
• The soft tactile backing guarantees structural integrity of the protector by preventing any potential tearing
• Extended side wings for greater coverage of the ribs
• Silicon ribbing on inner side to prevent slipping and ensure the protector remains in place
• USDA certified bio-based eco-friendly and sustainable impact absorbing material
• Impact performance exceeds the minimum CE certification requirements
• Fully adaptive design for maximum comfort
• Standards: EN 1621:3 - 2018

The Alpinestars Nucleon Plasma Racing Chest Protector Insert is built for performance road riding and racing, delivering lightweight, breathable protection designed to integrate seamlessly with Alpinestars racing suits. CE Level 1 certified, this insert uses a composite construction with a semi-rigid thermoplastic central zone to help disperse impact forces in critical areas. The innovative Plasma M design promotes airflow and heat dissipation, keeping you cooler and more comfortable during high-intensity sessions. Extended side wings add rib coverage, while a soft tactile backing helps maintain the protector's structure and prevent tearing over time. Silicone ribbing on the inner surface keeps the insert securely in place for a stable, adaptive fit that moves with you on the bike. Made from USDA-certified bio-based impact-absorbing material and exceeding CE certification requirements, the Nucleon Plasma Racing Chest Protector Insert delivers race-focused protection with comfort and flexibility you can rely on when it matters most.