Product Description Oakley's Encoder rimless sports glasses give you a wide field of vision and high contrast perception. Technical Information:Type:framelessFeatures:wide curved lenses provide an extended field of visionimpact protection Technology:Frame: Three-Point Fit: Oakley's Three-Point fit keeps lenses in precise optical alignment. The frame materials combine durability and comfort with impact absorption designed specifically for competitive sports and the frame geometry provides maximum peripheral vision. Unobtainium: The nose pad and temples provide a non-slip grip when sweating, so your glasses don't slip and fit comfortably. O Matter®: This ultra-lightweight synthetic material is specifically engineered to provide all-day comfort, cushioning and durability against relentless environmental extremes. Lenses: Prizm™: The glasses are equipped with Prizm lenses. This technology is a revolution in glass optics based on decades of research in colour science. Prizm lenses maximise contrast and improve visibility. Fine-tuning the individual wavelengths makes colours look better and more optimised, revealing nuances that the naked eye cannot see. HDO®: This patented technology is the standard for all Oakley lenses and has been specifically developed to meet the uncompromising demands of top athletes. With them you can see even clearer, sharper and more precisely than with conventional lenses. Oakley HDO® protects the eyes and ensures that visual information reaches the brain with the greatest possible accuracy. Models:matte black / prizm road: Frame Colour:matte blackLenses:pinkFilter Category:CAT 2Transparency:20%Properties:prizm roadManufacturer Number:OO9471-0136 matt black / prizm black: Frame Colour:blackLenses:blackFilter Category:CAT 2Transparency:20%Properties:prizm blackManufacturer Number:OO9471-0336 matt carbon / prizm 24k: Frame Colour:greyLenses:yellowFilter Category:CAT 3Transparency:11%Properties:prizm 24kManufacturer Number:OO9471-0436 matt white / prizm trail torch: Frame Colour:whiteLenses:redFilter Category:CAT 2Transparency:35%Properties:prizm trailManufacturer Number:OO9471-1936 polished white / prizm sapphire: Frame Colour:whiteLenses:blueFilter Category:CAT 3Transparency:12%Properties:prizm sapphireManufacturer Number:OO9471-0536Safety Information:Not intended for direct viewing of the sun. Lenses with filter category 4 are not suitable for use in road traffic. Cleaning and Care:To preserve Oakley High Definition Optics lenses, an electrostatic Microclear pouch is provided for cleaning and storage. Wash the Microclear bag regularly by hand and let it air dry. Contents:1 x 1 x microfibre bag1 x hard case Manufacturer: Luxottica Germany GmbH Werner-von-Siemens-Ring 14 85630 Grasbrunn Germany info@de.luxottica.com