Oakley SI Gascan OO9014 Blackside Collection Prizm Grey Polarized Sunglasses are part of the Standard Issue series for combat-ready performance. The Blackside Collection features black-on-black styling that's a salute to warriors of stealth. Equipped with Plutonite polycarbonate lenses to provide 100% UV filtering and unsurpassed impact resistance, the lenses are HDPolarized to control glare. Part of the Prizm Grey family, the Prizm Black lenses have a light transmission value of 11% and give a more natural appearance to colors, increasing detail for a more optimized football experience. Twin Toric lens technology with HDO (High Definition Optics) provides clear vision across the entire lens, from left to right and top to bottom. These Oakley polarized sunglasses also sport lightweight O Matter frames that are both lightweight and durable. The Three-Point Fit ensures comfort and keeps the lenses in precise alignment. Oakley Gascan sunglasses come with a microbag that doubles as a cleaning cloth, plus a mfrs. 2-year limited coverage warranty.Manufacturer style #: OO9014-2860. Blackside Collection features black-on-black styling that's a salute to warriors of stealth Polarized polycarbonate lenses cut glare Protects against 100% of UVA, UVB, and UVC rays and blue light Prizm Lens Technology delivers ultra-precise color tuning in any environment Oakley Twin Toric lens technology with HDO Sport performance O Matter frames Three-Point Fit for exact optical alignment and balanced pressure points Includes microfiber cleaning bag and 2-year limited coverage warranty