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Polarized Sunglasses for On and Off the Water

Born on the water.

1983: Born on the Water

We build the clearest sunglasses on the planet for those who live to be on the water. Born on the water and we're still inspired by it. We want to be on it, we want to protect it, and we want to inspire others to do the same.

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The clearest lenses on the planet.

Beyond Polarized

  • Patented 580 technology enhances colors by blocking harsh yellow light & eliminates haze & blur by blocking blue light
  • 100% polarization kills reflected glare and eye-strain
  • 100% UV blockage for max protection
  • Learn more

Lens Color

  • Choose from seven lens colors to help you see clearly in all light conditions
  • Low light options perfect for early morning or late afternoon fishing
  • Full sun options great for eliminating glare on open water
  • Get the facts
Backed with a lifetime warranty.

Built by hand. Backed for life.

We assemble every pair of Costas by hand in Florida. Call us perfectionists, but we want each pair to be perfect. If you find a defect in materials or workmanship in your glasses, we'll gladly repair or replace them under Costa's Limited Lifetime Warranty.