Features: Mountain bike helmet designed for flowy singletrack and technical descents 20 fixed vents increase airflow by 25% for consistent cooling Three-position adjustable visor for goggle compatibility and storage Lightweight, low-bulk single-layer webbing for comfort Front and rear eyewear storage channels for secure sunglass placement Camera and light mount compatible for added versatility Technology: Complete KOROYD coverage for lightweight, ventilated, energy-absorbing impact protection Mips Air Node Safety System integrated directly into padding to reduce rotational forces Internal injected roll cage distributes impact forces for enhanced protection BOA 360 Fit System provides micro-adjustable, on-the-fly fit customization AirEvac ventilation system integrates with Smith eyewear to keep lenses fog-free Designed for seamless integration with Smith performance eyewear and goggles SPECS: Safety standards: U.S. CPSC (Age 5+), CE EN 1078, AS/NZS2063 Ventilation: 20 fixed vents Weight (Size M, Mips): 14.4 oz / 410 g Fit system: BOA 360 micro-adjustable dial Visor: Three-position adjustable Construction: KOROYD coverage, Mips Air Node, integrated roll cage