Features: Frameless Technology: Patented design removes all optical limitations for maximum peripheral & vertical vision Easy Lens Interchangeability: Lets you switch lenses quickly and easily to suit changing light conditions Armor Plated Venting: Ensures snow is kept out whilst letting air in for efficient breathability Injected Cylindrical Lens: Maximum optical clarity and exceptional impact resistance Super Anti-Fog Treatment: Using Nasa technology, Dragon"s anti-fog lens coating in the best in the industry Triple Layer Face Foam: Delivers superior comfort and breat