Oakley's Plutonite Lenses offer top UV Protection filtering 100% of all UVA, UVB, UVC and harmful blue light up to 400mm. Patented High Definition Optics (HDO) provides superior optical clarity and razor-sharp vision at every angle. Three-Point Fit: Comfort and performance that holds lenses in precise optical alignment. Contact only happens at the bridge of the nose and behind the temples. Ultra-lightweight C-5 alloy frame material with acetate stem, which is created by fusing together five metallic compounds, to create an ultra-strong chassis. Multiple Frame and Lens Colors: Choose from multiple colors of frames—including gunmetal and matte black—and lenses—including non-polarized and polarized Prizm options, to enhance color, contrast, and detail for an optimized experience. Microbag included to clean and store your Oakley sunglasses.