Named after the iconic New Zealand fishing town, Costa’s classic Reefton frame just got some serious Pro upgrades. The large frame loved by anglers now carries our new PRO Series fit and features: sweat management channels and eyewire drains, improved Hydrolite rubber, fully adjustable nose pads, top hooding and side shields and metal keeper slots. Keep your frames on your face, your vision clear and your eyes on the fish. 580 lightwave glass superior clarity and scratch resistance glass provides the best clarity in material, encapsulated mirrors (between layers of glass) are scratch proof, 20 percent thinner and 22 percent lighter than average polarized glass Lens multipatented technology manges light by absorbing harmful high energy blue light (HEV), enhancing reds, greens, and blues, filtering out harsh yellow Costa 580 lenses costa 580 lenses were designed by in house light spectrum experts to enhance colors because standard sunglass lenses fell short Scratch resistant and durable the c-wall coating provides extra scratch resistance and a barrier that repels water, oil and sweat for easy cleaning 100 percent uv protection your Costas absorb 100 percent of uv light, providing you the best in light management and protection Green mirror enhanced vision and contrast for fishing inshore and on flats copper base 10 percent light transmission 8 base curve decentered max coverage frames with maximum coverage and wrap that help reduce light leak Nonslip nose pads were designed to further customize your fit and help reduce fogging Filtering reflective glare is essential for anyone on the water or outdoors Optimal usage sight fishing in full sun, high contrast