At the right time of year, from this legendary 15-mile long white strip of sand separating the deep blue Bahamian waters from the shallow bank of Gun Cay, you can spy tons of Bluefin tuna, migrating north. And with these bad boys on, with their integral hinges, patented vented system and tough-as-nails nylon material, you won't miss many.
Costa Del Mar Tuna Alley Sunglasses feature:• Hinge Type: Integral• Lens Size: 61mm/40mm• Temple Length: 115mm• Bridge/DBL: 13mm/10mm• Base Curve: 8 base• Frame Material: Nylon• Size: Large• Available in frames and lenses as shown below
COSTA MIRROR 580 TECHNOLOGY - High-tech. High-Performance. The ultimate lens. Yellow light is the enemy. It's hard for the eye to process and changes how you see the world. Not with a pair of 580s on. These patent-packed lenses raise the red, blue and green areas to amazing levels, while eliminating much of the yellow light. The result is purer vision, deeper colors and sharper contrast. Costa 580 lenses are available in gray, copper, blue and green mirrors, making them the perfect choice for any conditions.