O'Neal SIERRA RS SOLID enduro helmet black

• Helmet with 2 outer shells and 3 EPS liners for enhanced safety and a perfect fit
• The shell is made of ABS
• Sporty, close-fitting design for a stable fit, reduced helmet movement, and optimal control at high speeds—ideal for dynamic routes.
• Optimized airflow thanks to multiple closable vents and internal ventilation channels
• Prepared for the installation of the Quin Smart safety sensor
• Quick and easy cheek-pad removal with the E.Q.R.S. emergency release system with straps
• Secure fit thanks to the Microlock chin-strap closure
• Padded, removable, moisture-absorbing, and washable inner liner.
• Bluetooth-ready with internal speaker cavities and a rubber ring at the back of the helmet (Bluetooth unit not included)
• Extra-wide field of vision for maximum awareness on challenging terrain and greater safety on long road and off-road journeys.
• Pinlock® MaxVision lens with anti-fog insert included (not installed)
• Perfect vision in all seasons with a clear visor and integrated secondary sun visor
• Meets DOT and ECE 22.06 safety standards

Materials: Outer shell: 74% ABS, 26% EPS; Padding: 100% PU foam; Inner lining: 85% polyester, 15% spandex