Costa Blackfin Pro Polarized Sunglasses Frame Color/Lens Color:Matte Black/Blue Mirror tropical coating prevents the line

tropical coating prevents the line from wilting in most tropical conditions

Each tip has a color coded loop at the rear

signature trucker mesh offers the ultimate in airflow

Surgical quality stainless steel

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Costa Blackfin Pro Polarized Sunglasses Frame Color/Lens Color:Matte Black/Blue Mirror tropical coating prevents the lineAn enhanced version of one of Costas most trusted and well loved frames, the Blackfin PRO builds off the original look, polarized lens and fit with six new angler approved additions to keep you on the water longer. Along with a vented and fully adjustable nose pad for a custom fit, sweat channels and eyewire drains will help keep your vision clear, while side shields, hooding, new stickier Hydrolite and metal keeper slots keep your frames and your