Product Description Technical Information:Type:half frameLens Width:139 mmLens Height:55.1 mmArm Length:140 mmFeatures:sporty sunglasses with lightweight half-frame and extra-wide lensmetal temples with non-slip Unobtainium® temple endscombines the style of the iconic Razor Blade sunglasses with a modern looklightweight and durable frame made from plant-based BiO-Matter resinUnobtainium® nose pads provide good support and long-lasting comfortPrizm™ lens for stronger contrasts and better ambient perceptionTechnology:Frame: Unobtainium® Nose pads provide a non-slip grip when you sweat, so your glasses don't slip and sit comfortably. 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. Models:matte clear / prizm violet: Frame Colour:transparent, metallic iridescentLenses:blue-purple-pinkFilter Category:3Transparency:13%Manufacturer Number:OO9237-0239 matte black / prizm 24k: Frame Colour:black, metallic goldLenses:yellowFilter Category:3Transparency:11%Manufacturer Number:OO9237-0139Safety 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 storage pouchOrder Together:Optional accessories: spare lens for BXTR sunglasses Manufacturer: Luxottica Germany GmbH Werner-von-Siemens-Ring 14 85630 Grasbrunn Germany info@de.luxottica.com