The Vantage was built for the hardcore, demanding the ultimate in everything. Using Aerocore™ construction that features Koroyd® simultaneously maximizes full coverage protection and increased airflow. For the most custom fit, the Vantage offers the Boa® 360 fit system with a 360° halo design. Combine all this with the Smith-pioneered AirEvac™ technology for goggle integration, and the Vantage delivers the perfect blend of technology and style.Hybrid SL shell construction. Aerocore construction featuring Koroyd. Adjustable Boa® FS360 fit system. XT2 performance lining. Snapfit SL2 earpads. AirEvac ventilation. MIPS system . Outdoor Tech™ audio systems available. Certification: ASTM F 2040, CE EN 1077:2007 CLASS B, CPSC, CE EN1078. Weight: 18oz / 500 grams. 21 vents.