Alpinestars S-R7 Helmet

Outer Shell Lightweight, high-performance design built for both street and track riding Advanced multi-composite shell constructed with pre-impregnated epoxy resin materials Combines carbon fiber, aramid fiber, and fiberglass for an optimal balance of strength, impact protection, and reduced weight Engineered to provide excellent energy management, structural rigidity, and resistance to penetration Aerodynamic shell profile incorporates collarbone relief zones with integrated PLASMA impact-absorbing inserts designed to help reduce injury risk during crashes and slides Wide field of view offers approximately 220° horizontal and 57° vertical visibility for improved rider awareness Inner Shell Multi-density EPS impact liner utilizes seven separate sections across six densities for targeted energy absorption EPS structure is tailored to each helmet size and matched to one of three outer shell sizes for a more precise fit Features a low-friction rotational impact management layer developed to help reduce rotational forces transferred to the head during angled impacts Designed to lessen rotational acceleration and potentially reduce the likelihood of concussion-related injuries Aerodynamics Developed to minimize drag and maintain stability at high speeds Integrated rear spoiler helps reduce turbulence and aerodynamic resistance Side winglets further enhance stability while improving airflow management Aerodynamic profile helps reduce rider fatigue and neck strain during extended rides Ventilation Ten strategically placed ventilation ports promote efficient airflow throughout the helmet Six intake vents include three chin vents and three upper vents Four exhaust vents efficiently evacuate warm, humid air Adjustable top ventilation system allows riders to regulate cooling performance as conditions change Chin vent channels direct airflow toward the visor to help minimize fogging Dedicated extractor vents assist with moisture and heat removal Visor System Equipped with an ECE 22.06-certified Optical Class 1 visor for excellent optical clarity Anti-scratch coating applied to both sides of the shield Variable visor thickness enhances durability and visibility Pinlock® 120XLT Max Vision® ready with integrated mounting pins Tool-free quick-release mechanism allows fast visor changes Rotating visor system ensures a secure seal against the helmet opening A-Head Fitment System Integrated micro-adjustment system allows riders to fine-tune helmet positioning Enables customized adjustment of head depth and tilt angle within the helmet Designed to provide a more personalized and secure fit Interior Comfort Fully removable and washable interior components Moisture-managing fabrics feature antimicrobial treatments 3D-contoured cheek pads improve comfort and support Eyewear-friendly channels accommodate prescription glasses and sunglasses Emergency Release System (ERS) allows quick cheek pad removal in emergency situations Internal routing channel supports hydration system integration Included Accessories Clear visor Pinlock® 120 Max Vision® anti-fog insert Breath deflector Chin curtain Protective helmet storage bag A-Connect Communication Ready Designed for compatibility with the Alpinestars A-Connect Intercom Communication System Supports advanced Mesh 3.0 intercom functionality Premium Harman Kardon high-definition speakers deliver enhanced audio quality Advanced noise-reduction technology improves communication clarity while riding Sizing Refer to the image showing the size chart. Please CONTACT US if you have any doubt in sizing!