Costa Blackfin 580P Polarized Sunglasses

We’ve read the reviews across the web for the Costa Blackfin 580P Polarized Sunglasses and summarize the results below:

Universal Ranking

PeakScore: N/A (out of 100)
User Rating: 4.6 stars 
Expert Rating: N/A stars

Number of Ratings Reviewed: 1233

Pros & Cons

Reasons to buy:

User Reviews

  • Lightweight for easy carrying and transportation.
  • Versatile for use on the water and around town for everyday wear.
  • The materials and build is high-quality for long-lasting and durable use.
  • Comes in a variety of stylish colors for complete personalization.
  • Stays in place after you put them on to ensure they do not move around during exercise.
  • The frame is great at blocking light from the side for clear visibility.
  • The blue lens helps block bright sun and fog for clear vision.

Expert Reviews

  • The glass adds great clarity for a variety of conditions.
  • Provides UV protection for ample eye safety during intense sunlight.
  • Features high-quality construction and materials for long-lasting use.
  • Versatile to use during exercise, outdoor activities, driving, or for stylish use around town.
  • These glasses stay on your face during activities, providing a snug and secure fit.

Reasons NOT to buy:

User Reviews

  • The frames are thinner than previous models, which some users may not like.
  • Some reports of the rubber pieces coming off over time, citing a lack of durability.
  • The lenses are a bit small for some users’ preferences.

Expert Reviews

  • Not one of the highest options on the market when compared to other choices.


The Costa Blackfin 580P Polarized Sunglasses are polarized, high-quality, and crystal-clear for great vision quality and sunlight protection during sunny days. If you need a versatile pair of sunglasses that will securely stay on during exercise and remain stylish for use around town, look no further.


Note: User and expert rankings were reviewed across the web. Some expert reviews include these: 1.