DESCRIPTION: The Julbo FREQUENCY sets the pace with optimal coverage and streamlined, progressive style. Whether you’re chewing up mileage on your bike or trail runs, these glasses are an ultra-wearable design alliance between functionality and fast-paced fun. Featuring panoramic views thanks to the wide screen lens, comfortable frame construction that holds without sticking where it shouldn’t and a frontal air vent system. Turn up and tune in to the beat. Frame width: 140mm Bridge width: 13mm Temple length: 123mm Lens width: 130mm Weight: 23g Size: M TECHNICAL FEATURES Temples: Grip Tech Temples Comfort Fit with Helmet Flexible Slim Temples Bridge: Grip Nose Front: Panoramic View Front Venting POLYCARBONATE GLASSES (SPECTRON) Spectron polycarbonate lenses are light and offer good shock resistance, making them suitable for all outdoor sports. Cat. 3 polycarbonate lens (visible light transmission rate: 12%) with colored mirror coating (Color Flash): improves filtration of visible light by applying a mirror effect to the lens. A multipurpose lens is suitable for all uses. Versatile use in sports and everyday life. Sun protection: Cat. 3VLT (visibility light transmission) : 12%Material: Polycarbonate POLARIZED LENSES Polarized technology eliminates glare on the surface of the snow thanks to a polarizing filter, ensuring optimal reading of the terrain. Cat. 3 polycarbonate lenses (visible light transmission rate: 11%) with polarization and flash finish. Suitable for all types of sea or mountain sport, blocking glare on the surface of snow and water. Glare protection: A clear view of the water or in the mountainsSun protection: Polarizing cat. 3VLT (visibility light transmission) : 11%Material: Polycarbonate