When it comes to style, the Oakley SI Jupiter Squared 009135 Sunglasses are a cut above the rest. Oakley's lenses are engineered with Plutonite, which filters out 100% of UVA, UVB, UVC, and harmful blue light up to 400nm. Featuring Prizm Grey lenses, which are designed to deliver ultra-precise color tuning for any environment. The stress-resistant O-Matter frames ensure all-day comfort, and with a Three-Point Fit, you won't have those irritating little pressure points that come with the curved ear stems of ordinary frames. Part of the Standard Issue series for combat-ready performance, The handles of switchblade knives inspired the ear stems and their metal bands and rivets. The Matte Black frame features a tonal USA flag emblem to show patriotic unity. Unobtainium ear socks ensure that these frames actually grip better when you sweat.Manufacturer style #: OO9135. Plutonite lens material filters out 100% of all UVA, UVB, UVC, and harmful blue light Select styles feature Prizm lenses for ultra-precise color tuning in any environment Optimized peripheral vision and side protection of 6 base lens curvature Durability and all-day comfort of lightweight, stress-resistant O Matter frame material Comfort and performance of Three-Point Fit that holds lenses in precise optical alignment Textured Unobtainium ear socks for added comfort Unique metal Oakley icon and band accents