FRAME: Windproof frame made in superlight polycarbonate, weight 0,6 ounces, Mat Black finishing - The inside of the front frame is covered by a soft sponge windproof and comfortable. The nose bridge is flexible so that the goggles can be folded on themselves, halving its size when not in use. FITTING: Adjustable elastic strap - Helmet Friendly - Size: suitable for all types of faces (narrow to large) - Wide peripheral vision. SAFETY: Wraparound design protects the eyes from wind and bad weather, provide enhanced peripheral vision. Optically correct lenses: lenses are decentered in order to avoid any optical distorsion. AERATORS: Special anti-misting aerators to improve the ventilation and prevent lenses fogging up.