Product Description Technical Information:Type:half frameLens Height:50 mmFrame Width:134.2 mmArm Length:130 mmFeatures:sporty sunglasses with one-piece, photochromic lens and lightweight half framelightweight, durable O Matter framenose pads and temple ends made of Unobtainium provide good support and long-lasting comfortPrizm™ lens for stronger contrasts and better ambient perceptionstrong impact protectionTechnology:Frame: O Matter This ultra-lightweight synthetic material is specifically engineered to provide all-day comfort, cushioning and durability against relentless environmental extremes. Unobtainium Nose pads provide a non-slip grip when you sweat, so your glasses don't slip and sit comfortably. Lenses: 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. 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. Models:matte clear / clear to black iridium photochromic: Frame Colour:transparentLenses:transparent to greyFilter Category:3Transparency:14%Properties:PhotochromicManufacturer Number:OO9403-0736Safety Information:Not intended for direct viewing of the sun. Cleaning and Care:To preserve Oakley's High Definition Optics lenses, an electrostatic Microbag is included for cleaning and storage. Wash the Microbag regularly by hand and let it air dry. Contents:1 x 1 x microfibre bag Manufacturer: Luxottica Germany GmbH Werner-von-Siemens-Ring 14 85630 Grasbrunn Germany info@de.luxottica.com