Oakley Frogskins Glasses Crystal Black with Prizm Sapphire Polarized Lenses

Oakley Frogskins glasses are designed with Three-Point Fit technology, which keeps lenses perfectly aligned and eliminates pressure on the ears.Features: - Frame colour: Crystal Black - Lens colour: Prizm Sapphire Polarized- Adjustment: Standard - Light transmission: 12% - Light conditions: Bright Light - Contrast: Enlarged - Base lens colour: BlueTechnologies:- High Definition Optics (HDO) High Definition Optics is a collection of patented technologies that enable Oakley eyewear to meet or exceed the U.S. National Institute's standardized testing standards for optical clarity, visual fidelity, and impact resistance.- Prizm Prizm is a revolution in lense optics built after decades of colour science research. Prizm lenses provide unprecedented control of light transmission resulting in precisely adjusted colours to maximize contrast and improve visibility.- O-Matter A mounting material resistant to stress and extreme environments. It is lightweight and very durable.