Experience unparalleled safety and comfort with the Alpinestars SM5 Dark Grey Glossy Helmet in Size Small (Part Number: 8306423-9190-S). This helmet features a lightweight outer shell constructed from advanced impact-resistant thermoplastic, ensuring that you*re protected without compromising on comfort. Designed with multiple density inner liners, it enhances impact absorption, making it a reliable choice for riders of all levels. The SM5 helmet incorporates innovative ventilation systems, including multi-air inlets and exhaust ports, maximizing airflow to keep you cool during your ride. Its unique hydration tube channels and emergency release system further enhance convenience and safety. The removable comfort liner is treated with SILVERPLUS? anti-bacterial fabrics, providing excellent moisture-wicking properties while keeping the helmet fresh and clean. Certified for both DOT and ECE, the Alpinestars SM5 helmet is engineered for global standards and rider peace of mind. Choose the SM5 for its advanced features, stylish design, and commitment to safety. Features: * Lightweight outer shell made from advanced impact-resistant thermoplastic. * Designed visor that enhances airflow into the helmet. * Integrated hydration tube channels in cheek pads for convenience. * Engineered surfaces to minimize effects of oblique impacts. * Soft EPS foam side shell to protect collarbone during crashes. * 26mm soft textile chin strap for optimal safety and comfort. * Multiple density inner liner for enhanced impact absorption. * Emergency release system for safe cheek pad removal. * Patented visor release system for controlled visor release. * Removable comfort liner with SILVERPLUS? treated anti-bacterial fabrics. * Washable anti-microbial liner for easy maintenance. * Stainless steel D-rings for a secure fit. * Conforms to DOT certification and ECE homologation standards. * Maximized ventilation with multi-air inlets and exhaust ports.