Callaway Flier Sunglasses The Callaway Flier Sunglasses feature high-tech metal frames with sleek styling to create the look you want with the best eye protection available. The lenses adjust to all light conditions by using technology specifically designed for golfers and other sports enthusiasts. Callaway Sunglasses feature NEOX lenses so you can track the flight of your ball better, see the lie of the ball better, and read the greens better. See all the angles and lines with greater sharpness and accuracy than any other non-prescription pair of sunglasses can provide. NEOX lenses are engineered to adjust to the decreased depth of field caused by most sunglasses. They also counteract the optical displacement caused by wraparound lenses. Additional features: Sophisticated, timeless aviator design Ultra-strong and lighweight carbon fiber Woven texture, spring-hinge temple pieces Secure, comfortable, non-slip fit Advanced solar protection and prevention against ocular disease and reduction of fatigue