Costa Del Mar Blackfin Pro Polarized Sunglasses (580G – Glass Lenses)

An enhanced version of one of Costa’s 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 focus locked in.

• Glass Lenses Provide for the Best Clarity and Scratch-Resistance
• 580G lenses are 20% Thinner and 22% Lighter than the Average Polarized Glass 
• Polarized to Reduce Glare
• Re-Engineered Vented Hinge System to Promote Airflow 

Specifications:

• Frame fit: Wide
• Frame size: Large
• Temple length: 121.0mm 
• Bridge/DBL: 16.0mm
• Lens width: 60.0mm
• Lens height: 41.8mm
• Frame width: 133.0mm

Lens Color:

• Blue Mirror
• Best for bright, full-sun situations on the open water or offshore
• Gray Base
• 10% Light Transmission 
• Optimal Usage:
• Boating and Fishing in Deep Water
• Open Reflective Water
• Harsh Sun
• Green Mirror
• Enhanced Vision and Contrast for Fishing Inshore and on Flats
• Copper Base
• 10% Light Transmission
• Optimal Usage:
• Sight Fishing in Full Sun
• High Contrast
• Gray Silver Mirror
• A Good Everyday Choice for Activities on the Water and Land
• Gray Base
• 10% Light Transmission
• Optimal Usage
• Everyday Activities
• Anti-Fatigue
• Overcast Days
• Reduces Glare, Especially off Water
• Copper Silver Mirror
• Well-suited for stream fishing and other environments with varying light
• Copper Base
• 12% Light Transmission 
• Optimal Usage:
• Excellent for Sight Fishing
• Everyday Activities 
• Most Versatile
• Cloudy Days
• Gray Mirror
• A Good Everyday Choice for Activities on the Water and Land
• Gray Base
• 12% Light Transmission
• Optimal Usage:
• All-Around Activities 
• Natural Contrast 
• Copper
• Cuts glare for eye comfort in a variety of situations, from sight fishing to driving.
• 12% Light Transmission
• Optimal Usage:
• Excellent for Sight Fishing
• Everyday Activities 
• Most Versatile
• Cloudy Days
• Sunrise Silver Mirror
• Extended wear lens.  The perfect tool for dusk & dawn performance.
• 25% Light Transmission
• Optimal Usage
• Activities During Sunrise/Sunset
• Heightened Contrast 
• Low Light/Overcast Conditions