Rim: Semi-rim Feature: diAMIX lens material - a custom blended proprietary polymer, which beats out polycarbonate on the toughness scale and rivals the undisputed optics of ground glass. fRACTYL lens geometry - custom designed to provide focusing power that eases eye strain. The wrapped lenses also reduce air flow around the eye, creating a microclimate with increased moisture levels. i-FI lens coatings - anti-glare coatings that filter out harsh artificial reflected light. iONIK lens tint - Specially formulated tints condition and shift the color spectrum to provide superior contrast, detail and resolution. Frame Design - built for visual endurance, GUNNAR frame systems are engineered for optimal weight, comfort and durability. Your eyes are tired...staring at a computer for hours and hours takes its toll. The common solutions for handling ey...