Smith Sport Optics sets the standard for high performance sunglasses, goggles and helmets. Smith innovations include the patented Regulator lens ventilation. Smith targets active people who are seriously into the hottest sports, such as snowboarding, free style skiing, surfing and mountain biking. Trendy, fashion conscious people with a strong sense of individuality. The Vantage was built for the hard-core-demanding the ultimate in everything. New for 2013, AerocoreTM construction featuring Koroyd simultaneously maximizes full coverage protection and increased airflow. For the most custom fit, the Vantage offers the all new BOA FS360 fit system, with a 360º 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 X-Static Performance Lining 21 Vents Snapfit SL Ear Pads Removable Ultra-Light Goggle Lock Hybrid SL Shell Construction Snapfit SL2 Ear Pads New Aerocore™ Technology featuring Koroyd; Nanosilver Performance Lining New Adjustable Boa; FS360 Fit System AirEvac 2 Ventilation Low-Profile Dual Regulator Adjustable Climate Control Skullcandy™ Audio Systems Available SIZING: + Small 51-55 cm + Medium 55-59 cm + Large 59-63 cm + X-Large 63-67 cm CERTIFICATION: ASTM F 2040, CE EN 1077:2007 CLASS B WEIGHT: 15.5 oz / 440 grams