Oakly have refreshed their classic Polarised Square Wire Sunglasses, with a fresh sophisticated design which is built around a comfortably lightweight C-5 alloy frame.The nose pads are adjustable to give a made-for-you feel, while the Unobtainium earsocks actually increase grip with perspiration to maintain a secure Three-Point Fit.High Definition Optics, and the curvature of the lens, work to give you a wide peripheral view, with XYZ Optics extending the clarity all the way to the lens edge.Oakley HD Polarised lenses don't have the haze and optical distortion common to ordinary polarised lenses, while the Iridiumlens coating is designed to balance light transmission and reduce glare.These quality sunglasses have been built to Oakley's high standard, featuring the following integrated technologies:Plutonite Lens - maximizes clarity and impact resistance while filtering out 100% of all UVA, UVB, UVC and harmful blue light High Definition Optics - for optical clarity, visual fidelity, and impact resistance ... More info