Prizm lenses - enhance colour, contrast and detailO Matter frame - light weight and durable for all-day comfortPlutonite lens material - for top UV protection, filtering 100% of all UVA and UVBHDPolarised - minimises glare No-slip Unobtanium nosepads - for increased grip with perspirationIridium lens coating - for glare reduction and tuned light transmissionHDO Optics - provides crystal clear visionThree-Point Fit - holds lenses in precise optical alignmentOptimal precision and impact resistance - meets or exceeds ANSI Z80.3 optical and impact standards Hat compatible Detachable leash Frame suitable for medium to large faces Light transmission: 17% Light conditions: bright light Contrast: increased Frame colour: Black InkLens colour: Prizm GreyIncludes water resistant eye-wear case with attachment clip