Giro Blok Mtb Goggles. The blok mountain bike goggle gives you an uninterrupted field of view, exactly what you need when it comes to your eyewear.The Blok Mountain Bike Goggle utilizes a frame designed around our Expansion View Technology (EXV) delivering an exceptional field of view with clear, sharp optics and a tear-off compatible polycarbonate lens. The fit is comfortable and stable too, so you can focus on your lines without distraction.Features:Anti-fog coating:- Every Giro goggle lens features our anti-tog coating to keep your vision and riding experience on oointExpansion view technology:- Perfected at Giro´s test lab in Scotts Valley, California, this groundbreaking new frame design serves up unwalleled peripheral vision. We started with a helmet-compatible goggle, and then shaved down the trame rim and added frameless zones to optimize a massive spherical lens tæused on the gossible peripheral vision in a goggle.Specifications:- Expansion view technology : Expansion view technology (exv)- Extras: Bonus injected polycarbonate clear lens, 10-pack tear-offs- Frame: Large-sized adult fit- Face foam: Supervent foam- Anti-fog coating: Anti-fog coating. tradeinn Bikeinn