Callaway Golf Eyewear Collection Series C400 Sunglasses: Callaway Eyewear ... serious equipment for your eyes Sophisticated, timeless design looks great everywhere you go. This updated aviator style allows for on-course performance and off-course looks. A favorite of many tour players, the Callaway Golf Eyewear Collection Series C400 Sunglasses merges fashion and function. A larger lens format, Neox lenses, spring temples and titanium construction make these sunglasses a sure-fire success for the golfer who wants performance, protection and a great look. With Neox lens technology, polarization is not necessary to reduce glare. The formula for this lens provides for glare reduction and protection of 100% of harmful UV light without reducing the transmission of 'good light' that is necessary to see clearly and without fatigue. Advanced protection against age-related macular degeneration as well as counteracting induced myopia are key features and benefits associated with grou