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BAYSIDE
BAYSIDE
BAYSIDE
BAYSIDE
BAYSIDE

BAYSIDE

Medium
$259.00
Polarized Glass (580)
Slide of

Details:

Frame Color
SHINY BLACK
Lens Color
Blue Mirror
Lens Material
Polarized Glass (580)
Prescription Ready
Yes

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Included:

Costa Case

Cleaning Cloth

Free Shipping & Returns

Limited Lifetime Warranty
BAYSIDE
BAYSIDE

Performance Technology

Light conditions are constantly changing. To get the most out of Costa lenses, it's important to choose the right color. We offer seven lens colors that range from low-light like dawn to extremely bright light with blinding glare.

  • Blue Mirror

    Blue MirrorOpen reflective water

  • Green Mirror

    Green MirrorHigh Contrast

  • Gray Silver Mirror

    Gray
    Silver Mirror    Everyday activities

  • Silver Mirror

    Copper Silver MirrorNatural Contrast

  • Gray

    GrayEveryday activities

  • Copper

    CopperVariable light, Driving

  • Sunrise

    Sunrise Silver MirrorActivities during low light

Costa 580G Lightwave Glass
  • C-Wall® Molecular Bond
  • Glass Layer
  • Encapuslated Mirror
  • Polarized Film
  • Glass Layer
  • C-Wall® Molecular Bond
Exploded view of 580G lens layers

580G

Lightwave Glass

Superior clarity & scratch-resistant

  • Glass provides the best clarity in material
  • Encapsulated mirrors (between layers of glass) are scratch-proof
  • 20% thinner and 22% lighter than average polarized glass

U.S. PATENT NO. 6.334.680
U.S. PATENT NO. 6.604.824

Costa 580P Polycarbonate (+Trivex in RX)
  • C-WALL® Molecular Bond
  • Mirror (Optional)
  • Polycarbonate Lens
  • Polarized Film
  • Polycarbonate Lens
  • C-WALL® Molecular Bond
Exploded view of 580P lens layers

580P

Polycarbonate (+Trivex in RX)

Lightweight, Impact-Resistant

  • Polycarbonate & Trivex are your lightest and most durable lens material options
  • C-WALL® is a molecular bond which is scratch-resistant

U.S. PATENT NO. 7.506.977

Costa 580P Polycarbonate (+Trivex in RX)
  • C-WALL® Molecular Bond
  • Mirror (Optional)
  • Polycarbonate Lens
  • Polarized Film
  • Polycarbonate Lens
  • C-WALL® Molecular Bond
Exploded view of 580P lens layers

Sunglass Specs

BAYSIDE BAYSIDE
  • Frame Fit: Medium Fit
  • 1. Frame Width 137.0mm
  • 2. Bridge Width 18.0mm
  • 3. Lens Width 56.0mm
  • 4. Lens Height 45.0mm
  • 5. Temple Arm Length 125.0mm

Reviews

Questions & Answers

The BAYSIDE Story

Whether you’re on the boat, dock, or back deck, the rounded eye shape of Costa’s medium 100% Polarized Bayside sunglasses will keep your eyes as relaxed as your body. This softer lifestyle frame is still made to perform with ventilation ports, Hydrolite® nose and temple pads, and Pin Hinge. The Bio-Resin material is durable and kinder to our environment for a future of days fishing on the Bay.

Recommended Retainer: Costa Gripper

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