Costa Del Mar Blackfin Tortoise Frames

You might have gallons of brine in your face and 600 pounds on your hook, but these sunglasses still won't slip. The Hydrolite co-injected lining takes care of that, and the flexible frame means serious comfort. Blackfin pushes the edge in sunglass performance-so you can push it everywhere else.

Features: 

• Lens Size: 60.6mm
• Hinge: Integral
• Design Patent: D585,928S
• Frame Material: Nylon
• RX-ABLE

COSTA 580TM 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.

COSTA 400TM Lenses.
Designed for adventure. Built to perform.100% polarization. 100% UV protection. Unmatched clarity, contrast and definition. This is what you'll see through every pair of Costa 400 lenses. We built our reputation and our business on this lens, and it's made for anyone who lives on the water.

Research has shown that Costa Del Mar Sunglasses produce one of the clearest and sharpest views available. Get yours today. Don't forget to get a retainer or cord to keep them safe