Oakley Standard Issue Split Shot Sunglasses - Essentail gear for the elements. Reliable performance: full coverage, hat compatible and leash equipped engineered to be the ultimate design for waterman sports. Split Shot has a detachable leash, Oakley SI's first Integrated Retainer System, to keep them secure and ready for action. The hat-compatible design of lightweight O MAtter extends peripheral view and is essential gear for blocking sun, glare, and other elements. Features Durability and all-day comfort of lightweight O Matter frame material No-slip Unobtanium nosepad: Increase grip with perspiration Three-Point Fit: Comfort and performance that holds lenses in precise optical alignment Frame suitable for medium to large faces Prizm lenses enhance color, contrast and detail for an optimized experience Plutonite lens material offers top UV Protection filtering 100% of all UVA, UVB up to 400nm and some harmful blue light Glare reduction and tuned light transmission of Iridium lens coating Optimal precision and impact resistance that meet or exceed ANSI Z80.3 optical and impact standards HDO Optics for crystal clear vision and impact resistance Includes water resistant eyewear case with attachment clip