Oakley Men's OO9014 Gascan Sunglasses 100% Nylon plastic frame plastic lens Non-Polarized polarized coating Lens width: 54 millimeters Bridge: 18.5 millimeters Arm: 134.5 millimeters HIGH DEFINITION OPTICS - High Definition Optics (HDO) is a collection of patented technologies that allow Oakley eyewear to meet or exceed the testing standards of the American National Standards Institute for optical clarity, visual fidelity, and impact resistance. THREE-POINT FIT - The Gascan holds lenses in precise optical alignment while eliminating pressure points common with frames that hook the ears LIGHT AND STRONG - Built with O-MATTER stress-resistant frame material, both lightweight and durable for all-day comfort and protection. 100% UV FILTERING - Plutonite Lenses offer top UV Protection filtering 100% of all UVA, UVB, UVC and harmful blue light up to 400nm.