Oakley Mens Canteen Sunglasses (OO9225) Plastic High Definition OpticsA for optical clarity, visual fidelity, and impact resistance Lightweight, stress-resistant O MatterA frame for durability and all-day comfort Plutonite lens filters out 100% of UVA/UVB/UVC and harmful light up to 400nm UnobtainiumA ear pads increase grip with perspiration for a no slip grip PRIZMA lens technology fine-tunes vision for specific sports